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Spain

Sweden

Addepto is a leading AI consulting and data engineering company that builds scalable, ROI-focused AI solutions for some of the world's largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With our exclusive focus on Artificial Intelligence and Big Data, we help organizations unlock the full potential of their data through systems designed for measurable business impact and long-term growth. Beyond client projects, we have developed our own product offerings born from real-life client insights and challenges. We are also actively releasing open-source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide. We are looking for an ambitious and motivated AI Engineer with a solid software engineering background in Python. This is a great opportunity for someone who wants to grow their skills in the field of Generative AI and LLMs. You will work with an experienced team that supports professional growth and ensures every project is a learning opportunity. If you're comfortable with backend development and have a keen interest in data science and frontend technologies, this is the perfect role for you. Here are some of the projects we are seeking talented individuals to join: An AI-powered platform for industrial engineering, where you will build a backend system that utilizes LLMs to transform complex technical documents into a structured knowledge graph. This work enables our clients to leverage advanced features such as semantic search, automated documentation, and smarter knowledge management. Implementation, deployment, and ongoing development of an automotive data solution, this includes the processing and analysis of various document types, with a strong focus on digital file formats. The core functionality involves extracting key information and identifying complex relationships between disparate data sources. The solution also features seamless integration with the client's existing infrastructure. Development of AI solutions to support software engineering, this involves building a system for advanced analysis of source code repositories, seeking relationships based on files and documentation. It also includes creating a system of grammatical rules for unknown programming languages and automatically generating training content based on these rules. Discover our perks and benefits: Work in a supportive team of passionate enthusiasts of AI & Big Data. Engage with top-tier global enterprises and cutting-edge startups on international projects. Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces. Accelerate your professional growth through career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including a partnership with Databricks, which offers industry-leading training materials and certifications. Choose from various employment options: B2B, employment contracts, or contracts of mandate. Make use of 20 fully paid days off available for B2B contractors and individuals under contracts of mandate. Participate in team-building events and utilize the integration budget. Celebrate work anniversaries, birthdays, and milestones. Access medical and sports packages, eye care, and well-being support services, including psychotherapy and coaching. Get full work equipment for optimal productivity, including a laptop and other necessary devices. With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups. Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture. In this position, you will: Support the development of scalable AI systems, including LLMs and GenAI, under the guidance of senior engineers. Assist in transforming Data Science prototypes into production-ready solutions. Build and enhance backend components for advanced AI systems using Python and frameworks like FastAPI. Ensure code quality and implement good software engineering practices. Participate in the deployment and maintenance of solutions in a cloud environment (GCP, AWS, Azure). What you’ll need to succeed in this role: At least 3+ years of commercial experience in software engineering with Python. Strong programming skills in Python: writing a clean code, OOP design. Hands-on experience with LLMs (Large Language Models) and Generative AI. A solid understanding of software design principles. Experience with backend frameworks (e.g., FastAPI) and databases (SQL/NoSQL). Familiarity with Docker, Git, and basic CI/CD concepts. Practical experience working in a cloud environment (AWS, GCP, Azure). Nice to have: A personal project or practical experience with frontend frameworks (e.g., React, Node.js, Nest.js, Typescript). Practical experience and strong interest in Data Science and Machine Learning. Curiosity about the latest trends in GenAI, including Intelligent Document Processing, Embeddings, Vector Databases and OpenSource LLMs. More than work Remote work possibility Challenging projects Autonomy at work Real impact on the company Knowledge sharing & trainings Team-building events High standard equipment Medical package Multisport MyBenefit Cafeteria Language classes Referral program EyeCare Paid time off

Addepto

AI Engineer

Addepto is a leading AI consulting and data engineering company that builds scalable, ROI-focused AI solutions for some of the world’s largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With our exclusive focus on Artificial Intelligence and Big Data, we help organizations unlock the full potential of their data through systems designed for measurable business impact and long-term growth. Beyond client projects, we have developed our own product offerings born from real-life client insights and challenges. We are also actively releasing open-source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide. As a Data Engineer, you will have the exciting opportunity to work with a team of technology experts on challenging projects across various industries, leveraging cutting-edge technologies. Here are some of the projects we are seeking talented individuals to join: Design and development of a universal data platform for global aerospace companies. This Azure and Databricks powered initiative combines diverse enterprise and public data sources. The data platform is at the early stages of the development, covering design of architecture and processes, as well as giving freedom for technology selection. Data Platform Transformation for energy management association body. This project addressed critical data management challenges, boosting user adoption, performance, and data integrity. The team is implementing a comprehensive data catalog, leveraging Databricks and Apache Spark/PySpark, for simplified data access and governance. Secure integration solutions and enhanced data quality monitoring, utilizing Delta Live Table tests, established trust in the platform. The intermediate result is a user-friendly, secure, and data-driven platform, serving as a basis for further development of ML components. Design of the data transformation and following data ops pipelines for global car manufacturer. This project aims to build a data processing system for both real-time streaming and batch data. We’ll handle data for business uses like process monitoring, analysis, and reporting, while also exploring LLMs for chatbots and data analysis. Key tasks include data cleaning, normalization, and optimizing the data model for performance and accuracy. Discover our perks and benefits: Work in a supportive team of passionate enthusiasts of AI & Big Data. Engage with top-tier global enterprises and cutting-edge startups on international projects. Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces. Accelerate your professional growth through career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including a partnership with Databricks, which offers industry-leading training materials and certifications. Choose from various employment options: B2B, employment contracts, or contracts of mandate. Make use of 20 fully paid days off available for B2B contractors and individuals under contracts of mandate. Participate in team-building events and utilize the integration budget. Celebrate work anniversaries, birthdays, and milestones. Access medical and sports packages, eye care, and well-being support services, including psychotherapy and coaching. Get full work equipment for optimal productivity, including a laptop and other necessary devices. With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups. Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture. In this position, you will: Design scalable data processing pipelines for streaming and batch processing using Big Data technologies like Databricks, Airflow and/or Dagster. Contribute to the development of CI/CD and MLOps processes. Develop applications to aggregate, process, and analyze data from diverse sources. Collaborate with the Data Science team on Machine Learning projects, including text/image analysis and predictive model building. Develop and organize data transformations using Databricks/DBT and Apache Airflow. Translate business requirements into technical solutions and ensure optimal performance and quality. What you’ll need to succeed in this role: At least 3 years of commercial experience implementing, developing, or maintaining Big Data systems. Strong programming skills in Python: writing a clean code, OOP design. Experience in designing and implementing data governance and data management processes. Familiarity with Big Data technologies like Airflow or Dagster, Databricks, Spark, Azure Event Hub or Kafka. Experience implementing and deploying solutions in cloud environments (with a preference for Azure). Knowledge of how to build and deploy Power BI reports and dashboards for data visualization. Excellent understanding of dimensional data and data modeling techniques. Excellent communication skills and consulting experience with direct interaction with clients. Ability to work independently and take ownership of project deliverables. Master’s or Ph.D. in Computer Science, Data Science, Mathematics, Physics, or a related field. More than work Remote work possibility Challenging projects Autonomy at work Real impact on the company Knowledge sharing & trainings Team-building events High standard equipment Medical package Multisport MyBenefit Cafeteria Language classes Referral program EyeCare Paid time off

Data Engineer (Databricks)

<h3>Job Description</h3>
<p>Work across the full <strong>Linux</strong> stack from kernel through <strong>GUI</strong> to optimise <strong>Ubuntu</strong>, the world’s most widely used <strong>Linux</strong> desktop and server, for the latest silicon.</p>
<p>The role is a fast-paced, problem-solving role that’s challenging yet very exciting. The right candidate must be resourceful, articulate, and able to deliver on a wide variety of solutions across <strong>PC</strong> and <strong>IoT</strong> technologies. Our teams partner with specialist engineers from major silicon companies to integrate next-generation features and performance enhancements for upcoming hardware.</p>
<h3>What your day will look like</h3>
<ul>
    <li>Design and implement the best <strong>Ubuntu</strong> integration for the latest <strong>IoT</strong> and server-class hardware platforms and software stacks</li>
    <li>Work with partners to deliver a delightful, optimised, first class <strong>Ubuntu</strong> experience on their platforms</li>
    <li>Take a holistic approach to the <strong>Ubuntu</strong> experience on partner platforms with inputs on technical plans, testing strategy, quality metrics</li>
    <li>Participate as technical lead on complex customer engagements involving complete system architectures from cloud to edge</li>
    <li>Help our customers integrate their apps, SDKs, build device OS images, optimize applications with <strong>Ubuntu</strong> Core, Desktop and Server</li>
    <li>Work with the most advanced operating systems and application technologies available in the enterprise world.</li>
</ul>
<p>Joining <strong>Canonical</strong>, you will partner with bright minds from all over the world, and work with an exciting set of new technologies in a fast growing company with a truly unique and ambitious vision to build a better platform with free software. You will work with customers on exciting <strong>IoT</strong> and server platforms and technologies, built to support different verticals: from robots to data centers, from telco to retail.</p>
<h3>What we are looking for in you</h3>
<ul>
    <li>You love technology and working with brilliant people</li>
    <li>You have a Bachelor’s degree in <strong>Computer Science</strong>, <strong>STEM</strong> or similar</li>
    <li>You have experience with <strong>Linux</strong> packaging (<strong>Debian</strong>, <strong>RPM</strong>, <strong>Yocto</strong>)</li>
    <li>You have experience working with open source communities and licences</li>
    <li>You have experience working with <strong>C</strong>, <strong>C++</strong></li>
    <li>You can work in a globally distributed team through self-discipline and self-motivation.</li>
</ul>
<h3>Additional skills that you might also bring</h3>
<ul>
    <li>Experience with graphics stacks</li>
    <li>Good understanding of networking - <strong>TCP/IP</strong>, <strong>DHCP</strong>, <strong>HTTP/REST</strong></li>
    <li>Basic understanding of security best practices in <strong>IoT</strong> or server environments</li>
    <li>Good communication skills, ideally public speaking experience</li>
    <li><strong>IoT</strong> / Embedded experience – from board and <strong>SoC</strong>, <strong>BMCs</strong>, bootloaders and firmware to OS, through apps and services</li>
    <li>Some experience with <strong>Docker</strong>/<strong>OCI</strong> containers/<strong>K8s</strong></li>
</ul>
<h3>What we offer you</h3>
<p>Your base pay will depend on various factors including your geographical location, level of experience, knowledge and skills. In addition to the benefits above, certain roles are also eligible for additional benefits and rewards including annual bonuses and sales incentives based on revenue or utilisation. Our compensation philosophy is to ensure equity right across our global workforce.</p>
<p>In addition to a competitive base pay, we provide all team members with additional benefits, which reflect our values and ideals. Please note that additional benefits may apply depending on the work location and, for more information on these, you can ask in the later stages of the recruitment process.</p>
<ul>
    <li>Fully remote working environment - we’ve been working remotely since 2004!</li>
    <li>Personal learning and development budget of 2,000USD per annum</li>
    <li>Annual compensation review</li>
    <li>Recognition rewards</li>
    <li>Annual holiday leave</li>
    <li>Parental Leave</li>
    <li>Employee Assistance Programme</li>
    <li>Opportunity to travel to new locations to meet colleagues at ‘sprints’</li>
    <li>Priority Pass for travel and travel upgrades for long haul company events</li>
</ul>
<h3>About Canonical</h3>
<p><strong>Canonical</strong> is a pioneering tech firm that is at the forefront of the global move to open source. As the company that publishes <strong>Ubuntu</strong>, one of the most important open source projects and the platform for <strong>AI</strong>, <strong>IoT</strong> and the cloud, we are changing the world on a daily basis. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence - in order to succeed, we need to be the best at what we do.</p>
<p><strong>Canonical</strong> has been a remote-first company since its inception in 2004. Work at <strong>Canonical</strong> is a step into the future, and will challenge you to think differently, work smarter, learn new skills, and raise your game. <strong>Canonical</strong> provides a unique window into the world of 21st-century digital business.</p>
<p><strong>Canonical</strong> is an equal opportunity employer</p>
<p>We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.</p>

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Job Description Work across the full Linux stack from kernel through GUI to optimise Ubuntu, the world’s most widely used Linux desktop and server, for the latest silicon. The role is a fast-paced, problem-solving role that’s challenging yet very exciting. The right candidate must be resourceful, articulate, and able to deliver on a wide variety of solutions across PC and IoT technologies. Our teams partner with specialist engineers from major silicon companies to integrate next-generation features and performance enhancements for upcoming hardware. What your day will look like Design and implement the best Ubuntu integration for the latest IoT and server-class hardware platforms and software stacks Work with partners to deliver a delightful, optimised, first class Ubuntu experience on their platforms Take a holistic approach to the Ubuntu experience on partner platforms with inputs on technical plans, testing strategy, quality metrics Participate as technical lead on complex customer engagements involving complete system architectures from cloud to edge Help our customers integrate their apps, SDKs, build device OS images, optimize applications with Ubuntu Core, Desktop and Server Work with the most advanced operating systems and application technologies available in the enterprise world. Joining Canonical, you will partner with bright minds from all over the world, and work with an exciting set of new technologies in a fast growing company with a truly unique and ambitious vision to build a better platform with free software. You will work with customers on exciting IoT and server platforms and technologies, built to support different verticals: from robots to data centers, from telco to retail. What we are looking for in you You love technology and working with brilliant people You have a Bachelor’s degree in Computer Science, STEM or similar You have experience with Linux packaging (Debian, RPM, Yocto) You have experience working with open source communities and licences You have experience working with C, C++ You can work in a globally distributed team through self-discipline and self-motivation. Additional skills that you might also bring Experience with graphics stacks Good understanding of networking - TCP/IP, DHCP, HTTP/REST Basic understanding of security best practices in IoT or server environments Good communication skills, ideally public speaking experience IoT / Embedded experience – from board and SoC, BMCs, bootloaders and firmware to OS, through apps and services Some experience with Docker/OCI containers/K8s What we offer you Your base pay will depend on various factors including your geographical location, level of experience, knowledge and skills. In addition to the benefits above, certain roles are also eligible for additional benefits and rewards including annual bonuses and sales incentives based on revenue or utilisation. Our compensation philosophy is to ensure equity right across our global workforce. In addition to a competitive base pay, we provide all team members with additional benefits, which reflect our values and ideals. Please note that additional benefits may apply depending on the work location and, for more information on these, you can ask in the later stages of the recruitment process. Fully remote working environment - we’ve been working remotely since 2004! Personal learning and development budget of 2,000USD per annum Annual compensation review Recognition rewards Annual holiday leave Parental Leave Employee Assistance Programme Opportunity to travel to new locations to meet colleagues at ‘sprints’ Priority Pass for travel and travel upgrades for long haul company events About Canonical Canonical is a pioneering tech firm that is at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open source projects and the platform for AI, IoT and the cloud, we are changing the world on a daily basis. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence - in order to succeed, we need to be the best at what we do. Canonical has been a remote-first company since its inception in 2004. Work at Canonical is a step into the future, and will challenge you to think differently, work smarter, learn new skills, and raise your game. Canonical provides a unique window into the world of 21st-century digital business. Canonical is an equal opportunity employer We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.

Canonical

Embedded Linux Senior Software Engineer - Optimisation

<h3>SUMMARY</h3>
<p>💰 120 - 150 PLN/h on B2B</p>
<p>💰 14 000 - 18 000 PLN gross on UoP</p>
<p>📍 Remote</p>
<p>💼 Mid / Senior</p>

<h3>PROJECT</h3>
<p>Our client is preparing to migrate their existing corporate website and e-commerce store from <strong>Drupal 7</strong> to <strong>Drupal 10/11</strong>.</p>
<p>The project will be divided into phases. Phase 1 focuses on a detailed estimation and execution plan for the migration, followed by the actual migration of the entire platform.</p>
<p>Future phases:</p>
<ul>
    <li>Website redesign (UX/UI + front-end) – approx. 10–15 subpages</li>
    <li>Updates to payment and login modules</li>
    <li>Consideration of moving the e-commerce part to a lighter, modern technology in the long term</li>
</ul>

<h3>YOU WILL</h3>
<ul>
    <li>Lead the assessment of the current <strong>Drupal 7</strong> platform and its e-commerce components.</li>
    <li>Estimate the full migration scope to <strong>Drupal 10/11</strong>, including modules, architecture, integrations, and content migration strategy.</li>
    <li>Identify risks, dependencies, and the recommended approach for the migration.</li>
    <li>(If engaged further) Perform or oversee the full migration to <strong>Drupal 10/11</strong></li>
    <li>Consult and advise on best practices for long-term scalability and platform modernization</li>
</ul>

<h3>MUST HAVE</h3>
<ul>
    <li>5+ years of experience in <strong>Drupal</strong></li>
    <li>Proven commercial experience in <strong>Drupal</strong> migrations, specifically <strong>Drupal 7</strong> → <strong>Drupal 9/10/11</strong></li>
    <li>Experience with <strong>Drupal</strong> e-commerce modules (Commerce or custom)</li>
    <li>Ability to independently estimate complex migration projects (modules, data, content, integrations, theming)</li>
    <li>Ability to work autonomously without the need for step-by-step guidance</li>
    <li>Strong understanding of <strong>Drupal</strong> architecture, custom modules, theming, and performance aspects</li>
    <li>Experience in information architecture and UX design</li>
    <li>Experience in modern front-end frameworks (e.g., <strong>React</strong>, <strong>Next.js</strong>, <strong>Vue</strong>)</li>
    <li>Fluent in Polish and English</li>
</ul>

<h3>OUR OFFER</h3>
<ul>
    <li>Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month)</li>
    <li>Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport 
<li>Benefit card; Life insurance</li>
    <li>Remote work option</li>
</ul>

SUMMARY 💰 120 - 150 PLN/h on B2B 💰 14 000 - 18 000 PLN gross on UoP 📍 Remote 💼 Mid / Senior PROJECT Our client is preparing to migrate their existing corporate website and e-commerce store from Drupal 7 to Drupal 10/11. The project will be divided into phases. Phase 1 focuses on a detailed estimation and execution plan for the migration, followed by the actual migration of the entire platform. Future phases: Website redesign (UX/UI + front-end) – approx. 10–15 subpages Updates to payment and login modules Consideration of moving the e-commerce part to a lighter, modern technology in the long term YOU WILL Lead the assessment of the current Drupal 7 platform and its e-commerce components. Estimate the full migration scope to Drupal 10/11, including modules, architecture, integrations, and content migration strategy. Identify risks, dependencies, and the recommended approach for the migration. (If engaged further) Perform or oversee the full migration to Drupal 10/11 Consult and advise on best practices for long-term scalability and platform modernization MUST HAVE 5+ years of experience in Drupal Proven commercial experience in Drupal migrations, specifically Drupal 7 → Drupal 9/10/11 Experience with Drupal e-commerce modules (Commerce or custom) Ability to independently estimate complex migration projects (modules, data, content, integrations, theming) Ability to work autonomously without the need for step-by-step guidance Strong understanding of Drupal architecture, custom modules, theming, and performance aspects Experience in information architecture and UX design Experience in modern front-end frameworks (e.g., React, Next.js, Vue) Fluent in Polish and English OUR OFFER Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month) Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport Benefit card; Life insurance Remote work option

Infolet

Drupal Developer

<h3>SUMMARY</h3>
<p>💰 95 - 125 PLN/h on B2B</p>
<p>📍 Remote</p>
<p>💼 Mid</p>
<p>⏳ Short-term contract</p>

<h3>PROJECT</h3>
<p>We are looking for an experienced consultant to support a migration project of multiple repositories from GitHub to GitHub Enterprise (GHE) for a global automotive client.</p>
<p>GitHub is used not only as a source code management platform but also for automation via GitHub Actions. Approximately 300,000 workflows are executed daily, which creates significant performance demands. The goal of this project is to migrate repositories to GHE to increase performance and prepare the environment for future AI-driven code review and code generation capabilities.</p>
<p>The initial scope includes 25–30 repositories, with potential for additional migrations. Each migration includes configuration, validation, and workflow enablement.</p>

<h3>YOU WILL</h3>
<ul>
    <li>Migrate repositories from GitHub to GitHub Enterprise</li>
    <li>Clone, transfer, and configure repositories in GHE</li>
    <li>Set up access, permissions, and credentials</li>
    <li>Enable, troubleshoot, and ensure the successful execution of GitHub Actions workflows.</li>
    <li>Report progress and time spent based on the assigned task estimation</li>
    <li>Work independently with periodic sync meetings</li>
</ul>

<h3>MUST HAVE</h3>
<ul>
    <li>4+ years of experience in software development (preferably <strong>Java</strong> background)</li>
    <li>Strong hands-on experience with <strong>GitHub</strong> & <strong>GitHub Actions</strong> (not only theoretical knowledge)</li>
    <li>Previous experience migrating repositories to <strong>GitHub Enterprise</strong></li>
    <li>Solid understanding of <strong>Git</strong>, repositories, and <strong>CI/CD</strong> pipelines</li>
    <li><strong>DevOps</strong> or <strong>CI/CD</strong> automation background</li>
    <li>Knowledge of additional <strong>CI</strong> tools (e.g., <strong>Jenkins</strong>)</li>
    <li>Ability to work independently, solve problems proactively, and deliver without supervision</li>
    <li>High integrity and responsibility</li>
    <li>Fluent in Polish and good English</li>
</ul>

<h3>OUR OFFER</h3>
<ul>
    <li>Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month)</li>
    <li>Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport 
<li> Benefit card; Life insurance</li>
    <li>Remote work option</li>
</ul>

SUMMARY 💰 95 - 125 PLN/h on B2B 📍 Remote 💼 Mid ⏳ Short-term contract PROJECT We are looking for an experienced consultant to support a migration project of multiple repositories from GitHub to GitHub Enterprise (GHE) for a global automotive client. GitHub is used not only as a source code management platform but also for automation via GitHub Actions. Approximately 300,000 workflows are executed daily, which creates significant performance demands. The goal of this project is to migrate repositories to GHE to increase performance and prepare the environment for future AI-driven code review and code generation capabilities. The initial scope includes 25–30 repositories, with potential for additional migrations. Each migration includes configuration, validation, and workflow enablement. YOU WILL Migrate repositories from GitHub to GitHub Enterprise Clone, transfer, and configure repositories in GHE Set up access, permissions, and credentials Enable, troubleshoot, and ensure the successful execution of GitHub Actions workflows. Report progress and time spent based on the assigned task estimation Work independently with periodic sync meetings MUST HAVE 4+ years of experience in software development (preferably Java background) Strong hands-on experience with GitHub & GitHub Actions (not only theoretical knowledge) Previous experience migrating repositories to GitHub Enterprise Solid understanding of Git, repositories, and CI/CD pipelines DevOps or CI/CD automation background Knowledge of additional CI tools (e.g., Jenkins) Ability to work independently, solve problems proactively, and deliver without supervision High integrity and responsibility Fluent in Polish and good English OUR OFFER Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month) Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport Benefit card; Life insurance Remote work option

GitHub Enterprise Migration Engineer

<h3>If you are looking for a new project, this opportunity might be a great fit for you – apply now!</h3>
<p>We are currently supporting a global leader in cloud-based solutions for financial management, liquidity, and risk, in the search for an experienced <strong>Senior DevOps / Platform Engineer</strong>.</p>
<h3>Zakres obowiązków</h3>
<ul>
    <li>Design, implement, and maintain cloud-native infrastructure on <strong>AWS</strong> and <strong>Kubernetes</strong></li>
    <li>Build and optimize automation and <strong>CI/CD</strong> pipelines to support efficient development and deployment processes</li>
    <li>Collaborate closely with development teams to improve platform performance and streamline workflows</li>
</ul>
<h3>Wymagania</h3>
<ul>
    <li>5+ years of professional experience as a <strong>DevOps Engineer</strong> or <strong>Platform Engineer</strong></li>
    <li>Strong expertise with <strong>AWS</strong> and <strong>Kubernetes</strong></li>
    <li>Proven experience in building and maintaining automation and <strong>CI/CD</strong> pipelines</li>
    <li>Solid background in ensuring stability, security, and reliability of systems (<strong>SRE</strong> mindset)</li>
</ul>
<h3>Informacje dodatkowe</h3>
<ul>
    <li>Contract type: B2B</li>
    <li>Start date: October/November</li>
    <li>Salary: depends on your experience</li>
</ul>
<p>W KUBO naprawdę zależy nam na ludziach. Zapraszamy osoby w różnym wieku, o różnych tożsamościach i sposobach funkcjonowania oraz niezależnie od sytuacji zdrowotnej i rodzinnej. Autentyczność jest dla nas wartością, a naszym celem jest uczciwy i otwarty proces dla wszystkich.</p>
<p>At KUBO, we genuinely care about people. We welcome candidates of all ages, backgrounds, identities, family constellations, health situations, and ways of thinking and interacting with the world. You’re welcome to be yourself — we value authenticity, and we’re committed to creating a fair and inclusive process for everyone.</p>

If you are looking for a new project, this opportunity might be a great fit for you – apply now! We are currently supporting a global leader in cloud-based solutions for financial management, liquidity, and risk, in the search for an experienced Senior DevOps / Platform Engineer. Zakres obowiązków Design, implement, and maintain cloud-native infrastructure on AWS and Kubernetes Build and optimize automation and CI/CD pipelines to support efficient development and deployment processes Collaborate closely with development teams to improve platform performance and streamline workflows Wymagania 5+ years of professional experience as a DevOps Engineer or Platform Engineer Strong expertise with AWS and Kubernetes Proven experience in building and maintaining automation and CI/CD pipelines Solid background in ensuring stability, security, and reliability of systems (SRE mindset) Informacje dodatkowe Contract type: B2B Start date: October/November Salary: depends on your experience W KUBO naprawdę zależy nam na ludziach. Zapraszamy osoby w różnym wieku, o różnych tożsamościach i sposobach funkcjonowania oraz niezależnie od sytuacji zdrowotnej i rodzinnej. Autentyczność jest dla nas wartością, a naszym celem jest uczciwy i otwarty proces dla wszystkich. At KUBO, we genuinely care about people. We welcome candidates of all ages, backgrounds, identities, family constellations, health situations, and ways of thinking and interacting with the world. You’re welcome to be yourself — we value authenticity, and we’re committed to creating a fair and inclusive process for everyone.

KUBO

Senior DevOps / Platform Engineer

<h3>Dla jednego z dużych klientów poszukujemy osoby do roli: QA Leada!</h3>
<p><strong>Warunki zaangażowania:</strong></p>
<ul>
    <li>Lokalizacja: 100% zdalnie</li>
    <li>Start: ASAP (akceptujemy kandydatury z max 1msc okresem wypowiedzenia)</li>
    <li>Stawka (ustalana indywidualnie): 140 - 170 PLN net / h</li>
    <li>Zaangażowanie: B2B (outsourcing z 1dea), full-time, długofalowo</li>
</ul>
<h3>Zakres obowiązków:</h3>
<ul>
    <li>Tworzenie i doskonalenie strategii testowych dla dużych i złożonych projektów.</li>
    <li>Projektowanie, implementacja i utrzymanie frameworków automatyzacji testów.</li>
    <li>Współpraca z developerami przy budowaniu procesów CI/CD i integracji testów.</li>
    <li>Analiza wyników testów i raportowanie jakości oraz wydajności systemów.</li>
    <li>Monitorowanie i rozwiązywanie problemów związanych z wydajnością buildów i kompilacji.</li>
    <li>Zarządzanie zespołem QA – planowanie zadań, mentoring i rozwój kompetencji.</li>
</ul>
<h3>Wymagania:</h3>
<ul>
    <li>Minimum 6 lat pracy w obszarze testów oprogramowania, w tym doświadczenie na stanowiskach liderskich.</li>
    <li>Praktyczna znajomość narzędzi i frameworków automatyzacji (np. Selenium, pytest, GoogleTest lub pokrewne).</li>
    <li>Doświadczenie w pracy z chmurowymi środowiskami testowymi – preferowane AWS.</li>
    <li>Umiejętność budowania i koordynowania pracy rozproszonych zespołów QA.</li>
    <li>Wiedza na temat wpływu narzędzi i procesów na wydajność środowiska developerskiego (kompilacja, buildy, IDE).</li>
    <li>Doświadczenie w testach specyficznych dla branży gier, systemów działających w czasie rzeczywistym.</li>
</ul>
<h3>Oferujemy:</h3>
<ul>
    <li>Zatrudnienie na podstawie umowy B2B</li>
    <li>Możliwość pracy w 100% zdalnej</li>
    <li>Dołączysz do firmy z solidną pozycją na rynku</li>
    <li>Firma zapewnia nowoczesny sprzęt, oprogramowanie i konfigurację</li>
    <li>Możliwość pracy w elastycznych godzinach</li>
    <li>Profesjonalne doradztwo i wsparcie w rozwoju kariery od doświadczonego zespołu specjalistów 1dea</li>
</ul>

Dla jednego z dużych klientów poszukujemy osoby do roli: QA Leada! Warunki zaangażowania: Lokalizacja: 100% zdalnie Start: ASAP (akceptujemy kandydatury z max 1msc okresem wypowiedzenia) Stawka (ustalana indywidualnie): 140 - 170 PLN net / h Zaangażowanie: B2B (outsourcing z 1dea), full-time, długofalowo Zakres obowiązków: Tworzenie i doskonalenie strategii testowych dla dużych i złożonych projektów. Projektowanie, implementacja i utrzymanie frameworków automatyzacji testów. Współpraca z developerami przy budowaniu procesów CI/CD i integracji testów. Analiza wyników testów i raportowanie jakości oraz wydajności systemów. Monitorowanie i rozwiązywanie problemów związanych z wydajnością buildów i kompilacji. Zarządzanie zespołem QA – planowanie zadań, mentoring i rozwój kompetencji. Wymagania: Minimum 6 lat pracy w obszarze testów oprogramowania, w tym doświadczenie na stanowiskach liderskich. Praktyczna znajomość narzędzi i frameworków automatyzacji (np. Selenium, pytest, GoogleTest lub pokrewne). Doświadczenie w pracy z chmurowymi środowiskami testowymi – preferowane AWS. Umiejętność budowania i koordynowania pracy rozproszonych zespołów QA. Wiedza na temat wpływu narzędzi i procesów na wydajność środowiska developerskiego (kompilacja, buildy, IDE). Doświadczenie w testach specyficznych dla branży gier, systemów działających w czasie rzeczywistym. Oferujemy: Zatrudnienie na podstawie umowy B2B Możliwość pracy w 100% zdalnej Dołączysz do firmy z solidną pozycją na rynku Firma zapewnia nowoczesny sprzęt, oprogramowanie i konfigurację Możliwość pracy w elastycznych godzinach Profesjonalne doradztwo i wsparcie w rozwoju kariery od doświadczonego zespołu specjalistów 1dea

1dea

QA Lead

<h3>Dla jednego z dużych klientów z obszaru consultingowego poszukujemy osoby do roli:</h3>
<p><strong>Senior Android Developer</strong> (<strong>Kotlin | Java | Quarcus | OpenAPI</strong>)</p>
<h3>Warunki zaangażowania:</h3>
<ul>
    <li>Obszar: Consulting IT</li>
    <li>Lokalizacja: 100% zdalnie</li>
    <li>Start: ASAP (akceptujemy kandydatury z max 2msc okresem wypowiedzenia)</li>
    <li>Stawka (ustalana indywidualnie): 150 - 165 PLN net / h</li>
    <li>Zaangażowanie: B2B (outsourcing z 1dea), full-time, długofalowo (12msc+)</li>
    <li>Godziny pracy: typowe office hours 7-18</li>
</ul>
<h3>Proces rekrutacyjny (100% zdalnie):</h3>
<ul>
    <li>Etap 0 - weryfikacja dopasowania kompetencji w CV --> rozmowa telefoniczna / video z rekruterem 1dea (10-15 min)</li>
    <li>Etap I - rozmowa projektowo-techniczna z naszym Klientem (60-90 min)</li>
    <li>Etap II - decyzja o podjęciu współpracy</li>
</ul>
<h3>Zakres obowiązków:</h3>
<ul>
    <li>Tworzenie zaawansowanych aplikacji (Android SDK, Kotlin lub Java)</li>
    <li>Wykorzystanie OpenAPI do projektowania, dokumentowania i implementowania efektywnych i skalowalnych interfejsów API, które będą podstawą komunikacji naszych aplikacji mobilnych z backendem</li>
    <li>Rozwijanie i utrzymywanie usługi backendowych, wykorzystujących Quarkus do budowania wydajnych i lekkich mikroserwisów</li>
    <li>Pisanie kodu zgodnego z dobrymi praktykami inżynierii oprogramowania (z wykorzystaniem Git do kontroli wersji, metodologii CI/CD oraz testów jednostkowych)</li>
    <li>Współpraca w międzynarodowym zespole: Będziesz aktywnie uczestniczyć w pracach zespołu projektowego, współpracując z innymi deweloperami, testerami i Product Ownerami</li>
</ul>
<h3>Wymagania:</h3>
<ul>
    <li>Minimum 5 lat komercyjnego doświadczenia w roli Mobile Android Developera</li>
    <li>Doskonała znajomość Android SDK i programowanie w Kotlinie lub Javie</li>
    <li>Praktyczne doświadczenie w pracy z Quarkusem (lub innym nowoczesnym frameworkiem Java do mikroserwisów, np. Spring Boot, ale z naciskiem na Quarkus)</li>
    <li>Praktyczna znajomość OpenAPI (Swagger) w kontekście projektowania i implementacji API</li>
    <li>Solidne podstawy inżynierii oprogramowania (znajomość Git, CI/CD, testy jednostkowe – zwracanie uwagi na kod wysokiej jakości)</li>
    <li>Język angielski na poziomie komunikatywnym w mowie i piśmie (B2+)</li>
</ul>
<h3>Mile Widziane:</h3>
<ul>
    <li>Znajomość zadań z obszaru projektowania UI/UX</li>
    <li>Doświadczenie w optymalizacji działania aplikacji Android i zarządzania pamięcią</li>
    <li>Praktyczne umiejętności w zakresie integracji aplikacji z różnymi systemami i usługami zewnętrznymi</li>
    <li>Doświadczenie w narzędziach i praktykach z zakresu Agile (np. SAFe, Confluence, Jira, itd.)</li>
</ul>
<h3>Oferujemy:</h3>
<ul>
    <li>Transparentny model długoterminowej współpracy (umowa B2B na czas nieokreślony)</li>
    <li>Stabilną i bezpieczną pracę w firmie z ugruntowaną pozycją na rynku</li>
    <li>Nowoczesny sprzęt firmowy wraz z oprogramowaniem i konfiguracją</li>
    <li>Elastyczne godziny pracy (start w zakresie 7:00 - 10:00)</li>
    <li>Możliwość 100% pracy zdalnej</li>
    <li>Profesjonalne porady i wsparcie w rozwoju kariery od doświadczonego zespołu specjalistów</li>
    <li>Dojrzały i stabilny system projektowania</li>
    <li>Przyjazną atmosferę w zespole - cenimy sobie koleżeńskość, otwartość, szacunek, wzajemną pomoc i wsparcie w rozwoju</li>
    <li>Pracujemy w duchu Agile, rozumianym jako ciągłe doskonalenie, skuteczną współpracę i stosowanie podejścia empirycznego w procesie tworzenia produktów</li>
    <li>Wspieramy kulturę kreatywności - każdy członek zespołu ma możliwość proponowania własnych pomysłów czy rozwiązań - zawsze będziesz wysłuchany, a Twoje sugestie zostaną wzięte pod uwagę</li>
</ul>

Dla jednego z dużych klientów z obszaru consultingowego poszukujemy osoby do roli: Senior Android Developer (Kotlin | Java | Quarcus | OpenAPI) Warunki zaangażowania: Obszar: Consulting IT Lokalizacja: 100% zdalnie Start: ASAP (akceptujemy kandydatury z max 2msc okresem wypowiedzenia) Stawka (ustalana indywidualnie): 150 - 165 PLN net / h Zaangażowanie: B2B (outsourcing z 1dea), full-time, długofalowo (12msc+) Godziny pracy: typowe office hours 7-18 Proces rekrutacyjny (100% zdalnie): Etap 0 - weryfikacja dopasowania kompetencji w CV --> rozmowa telefoniczna / video z rekruterem 1dea (10-15 min) Etap I - rozmowa projektowo-techniczna z naszym Klientem (60-90 min) Etap II - decyzja o podjęciu współpracy Zakres obowiązków: Tworzenie zaawansowanych aplikacji (Android SDK, Kotlin lub Java) Wykorzystanie OpenAPI do projektowania, dokumentowania i implementowania efektywnych i skalowalnych interfejsów API, które będą podstawą komunikacji naszych aplikacji mobilnych z backendem Rozwijanie i utrzymywanie usługi backendowych, wykorzystujących Quarkus do budowania wydajnych i lekkich mikroserwisów Pisanie kodu zgodnego z dobrymi praktykami inżynierii oprogramowania (z wykorzystaniem Git do kontroli wersji, metodologii CI/CD oraz testów jednostkowych) Współpraca w międzynarodowym zespole: Będziesz aktywnie uczestniczyć w pracach zespołu projektowego, współpracując z innymi deweloperami, testerami i Product Ownerami Wymagania: Minimum 5 lat komercyjnego doświadczenia w roli Mobile Android Developera Doskonała znajomość Android SDK i programowanie w Kotlinie lub Javie Praktyczne doświadczenie w pracy z Quarkusem (lub innym nowoczesnym frameworkiem Java do mikroserwisów, np. Spring Boot, ale z naciskiem na Quarkus) Praktyczna znajomość OpenAPI (Swagger) w kontekście projektowania i implementacji API Solidne podstawy inżynierii oprogramowania (znajomość Git, CI/CD, testy jednostkowe – zwracanie uwagi na kod wysokiej jakości) Język angielski na poziomie komunikatywnym w mowie i piśmie (B2+) Mile Widziane: Znajomość zadań z obszaru projektowania UI/UX Doświadczenie w optymalizacji działania aplikacji Android i zarządzania pamięcią Praktyczne umiejętności w zakresie integracji aplikacji z różnymi systemami i usługami zewnętrznymi Doświadczenie w narzędziach i praktykach z zakresu Agile (np. SAFe, Confluence, Jira, itd.) Oferujemy: Transparentny model długoterminowej współpracy (umowa B2B na czas nieokreślony) Stabilną i bezpieczną pracę w firmie z ugruntowaną pozycją na rynku Nowoczesny sprzęt firmowy wraz z oprogramowaniem i konfiguracją Elastyczne godziny pracy (start w zakresie 7:00 - 10:00) Możliwość 100% pracy zdalnej Profesjonalne porady i wsparcie w rozwoju kariery od doświadczonego zespołu specjalistów Dojrzały i stabilny system projektowania Przyjazną atmosferę w zespole - cenimy sobie koleżeńskość, otwartość, szacunek, wzajemną pomoc i wsparcie w rozwoju Pracujemy w duchu Agile, rozumianym jako ciągłe doskonalenie, skuteczną współpracę i stosowanie podejścia empirycznego w procesie tworzenia produktów Wspieramy kulturę kreatywności - każdy członek zespołu ma możliwość proponowania własnych pomysłów czy rozwiązań - zawsze będziesz wysłuchany, a Twoje sugestie zostaną wzięte pod uwagę

Senior Android Developer (Kotlin | Java | OpenAPI | Quarcus)

Addepto is a leading AI consulting and data engineering company that builds scalable, ROI-focused AI solutions for some of the world’s largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With our exclusive focus on Artificial Intelligence and Big Data, we help organizations unlock the full potential of their data through systems designed for measurable business impact and long-term growth. Beyond client projects, we have developed our own product offerings born from real-life client insights and challenges. We are also actively releasing open-source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide. As a Data Scientist / ML Engineer, you will have the exciting opportunity to work with a team of technology experts on challenging projects across various industries, leveraging cutting-edge technologies. Here are some of the projects we are seeking talented individuals to join: AI optimization engine for airport operation management. This project involves creating an AI-driven optimization engine to streamline airport operations, using real-time data from sources like radar, air traffic, and passenger information. AI recommendation engine for the leading innovation company. This project involves creation of AWS-powered solutions to provide domain-specific recommendations by employing sophisticated LLMs. Discover our perks and benefits: Work in a supportive team of passionate enthusiasts of AI & Big Data. Engage with top-tier global enterprises and cutting-edge startups on international projects. Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces. Accelerate your professional growth through career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including a partnership with Databricks, which offers industry-leading training materials and certifications. Choose from various employment options: B2B, employment contracts, or contracts of mandate. Make use of 20 fully paid days off available for B2B contractors and individuals under contracts of mandate. Participate in team-building events and utilize the integration budget. Celebrate work anniversaries, birthdays, and milestones. Access medical and sports packages, eye care, and well-being support services, including psychotherapy and coaching. Get full work equipment for optimal productivity, including a laptop and other necessary devices. With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups. Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture. In this position, you will: Lead the development, implementation, and validation of Machine Learning solutions, ensuring alignment with project objectives. Lead the design of AI solution architectures that meet complex business goals and drive innovation. Research, test and select the best tools and technologies as well as AI solutions to meet the business requirements. Understand clients’ needs and translate business problems into data science problems. Architect and oversee the implementation of data pipelines and workflows, setting standards for data quality and security. Coordinate with Data Engineering and Software Engineering teams to strategize and oversee the building of AI applications. Present findings and recommendations clearly and concisely to stakeholders. Prioritize, and control tasks within an Agile/Scrum framework, ensuring timely delivery. What you’ll need to succeed in this role: Proven commercial experience designing and implementing scalable AI solutions (Machine Learning, Predictive Modeling, Optimization, LLM, NLP, Computer Vision, GenAI). Proficiency in developing ML algorithms from scratch to production deployment. Strong programming skills in Python: writing clean code, OOP design, extensive knowledge of ML libraries (Scikit-Learn, PyTorch / Tensorflow). Proven expertise in deploying solutions in cloud environments (AWS or Azure). Knowledge in applying LLMs (AI agents, semantic search, prompt engineering, multimodal embeddings, RAG). High proficiency in English (C1 level). Excellent communication skills and consulting experience with direct interaction with clients. Working experience in SQL and NoSQL databases (MongoDB, Snowflake, Databricks). Good knowledge of CI/CD principles (GitHub and GitHub Actions). Familiarity with MLOps practices, Kubernetes and Docker. Bachelor’s or Master’s degree in Computer Science, Data Science, Mathematics, Physics, or a related field. Experience with Big Data technologies like Spark, Hadoop, and Kafka is a plus. Leadership and mentoring experience is highly desirable. More than work Remote work possibility Challenging projects Autonomy at work Real impact on the company Knowledge sharing & trainings Team-building events High standard equipment Medical package Multisport MyBenefit Cafeteria Language classes Referral program EyeCare Paid time off

Data Scientist / ML Engineer

Addepto is a leading AI consulting and data engineering company that builds scalable, ROI-focused AI solutions for some of the world’s largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With our exclusive focus on Artificial Intelligence and Big Data, we help organizations unlock the full potential of their data through systems designed for measurable business impact and long-term growth. Beyond client projects, we have developed our own product offerings born from real-life client insights and challenges. We are also actively releasing open-source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide. We are looking for a visionary and hands-on Solution Architect to design and guide the implementation of robust, scalable, and secure software solutions. This role requires a deep understanding of both modern and legacy architectures, with a strong emphasis on integrating disparate systems and leveraging cloud-native technologies. The ideal candidate will bridge the gap between business requirements and technical execution, ensuring our solutions are aligned with strategic goals and best practices. Discover our perks and benefits: Work in a supportive team of passionate enthusiasts of AI & Big Data. Engage with top-tier global enterprises and cutting-edge startups on international projects. Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces. Accelerate your professional growth through career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including a partnership with Databricks, which offers industry-leading training materials and certifications. Choose from various employment options: B2B, employment contracts, or contracts of mandate. Make use of 20 fully paid days off available for B2B contractors and individuals under contracts of mandate. Participate in team-building events and utilize the integration budget. Celebrate work anniversaries, birthdays, and milestones. Access medical and sports packages, eye care, and well-being support services, including psychotherapy and coaching. Get full work equipment for optimal productivity, including a laptop and other necessary devices. With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups. Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture. In this position, you will: Lead the design and development of end-to-end architectural solutions, ensuring alignment with enterprise architecture standards, business requirements, and technology strategy. Provide technical leadership and guidance to development teams throughout the project lifecycle, from conception to deployment. Evaluate and recommend appropriate technologies, tools, and platforms to solve complex business problems, considering both cost and long-term viability. Design and oversee the integration of diverse systems, including legacy platforms (WebLogic, IBM MQ) and modern cloud services. Champion Domain-Driven Design principles to ensure solutions are modular, maintainable, and reflect core business domains. Drive the adoption and optimal utilization of Microsoft Azure services, including Application Gateway and Redis, ensuring high availability, scalability, and security. Design and implement event streaming solutions using Kafka, fostering asynchronous communication and real-time data processing. Leverage Kubernetes for container orchestration, ensuring efficient deployment, scaling, and management of microservices. Define performance and scalability requirements and ensure architectural designs meet these non-functional criteria. Create and maintain comprehensive architectural documentation, including design specifications, diagrams, and technical standards. Mentor and guide junior architects and developers, fostering a culture of technical excellence and continuous improvement. Effectively communicate complex technical concepts to both technical and non-technical stakeholders. What you’ll need to succeed in this role: At least 5+ years of proven commercial experience with Java development and strong proficiency in Oracle database technologies, including performance tuning and schema design. Extensive experience in designing and implementing solutions across both modern, cloud-native architectures and legacy systems. Hands-on experience with Microsoft Azure services, including but not limited to Azure Compute, Networking, Storage, Azure Application Gateway, and Azure Cache for Redis. Event streaming and messaging experience, strong understanding, and practical experience with Kafka for building event-driven architectures, as well as traditional messaging systems like IBM MQ. Solid experience with Kubernetes for deploying and managing containerized applications. Experience with WebLogic Server for deploying and managing enterprise Java applications. Expert knowledge of Domain-Driven Design (DDD) principles and their application in real-world projects. Experience designing RESTful APIs and other integration patterns. Exceptional analytical and problem-solving skills with the ability to troubleshoot complex issues across distributed systems. Excellent verbal and written communication skills, with the ability to articulate complex technical concepts clearly and concisely. Proven ability to lead and influence technical teams and stakeholders. Fluent English (C1 level) is a must. More than work Remote work possibility Challenging projects Autonomy at work Real impact on the company Knowledge sharing & trainings Team-building events High standard equipment Medical package Multisport MyBenefit Cafeteria Language classes Referral program EyeCare Paid time off

Solution Architect

<h3>Our client</h3>
<p>is among the leaders in creating traffic management systems. We are looking for a <strong>Technical Front-End Leader</strong> who will help to develop a common HMI and API layer that covers roadside products (<strong>Measurement systems</strong>):</p>
<ul>
    <li><strong>HMI / API architecture</strong>, which is reusable on other platforms with "minor" adaptations and extensions.</li>
    <li>The <strong>User-Interface</strong> should be harmonized in a recognizable style to align usability and workflows.</li>
    <li>The <strong>User-Interface (HMI)</strong> should be web-based, touch-friendly, and have a modern look and feel.</li>
    <li><strong>Scalable client performance</strong> regarding bandwidth throttling product's configurability makes it suitable for a wide range of application types and measurement systems.</li>
    <li><strong>Modularity</strong> and con to cover multiple measurement systems with its requirements.</li>
</ul>
<p>The <strong>Lead Front-End</strong> will provide the technical vision and guidance for the front-end development team. They make key architectural decisions related to the <strong>React</strong> application, oversee code quality, and often contribute significantly to the more complex development tasks. Will also be involved in the initial setup and configuration of the <strong>React</strong> project and its integration with the <strong>GraphQL API</strong>.</p>
<h3>Key Skills:</h3>
<ul>
    <li><strong>Expertise in React and JavaScript/TypeScript</strong>: Thorough understanding of <strong>React</strong> fundamentals (components, state management, hooks, routing), <strong>JavaScript</strong> best practices, and modern front-end development patterns.</li>
    <li><strong>Experiences with Frameworks</strong>: Control Set Libraries (DevExtreme)</li>
    <li><strong>Front-End Architecture and Design</strong>: Ability to design maintainable front-end components to reuse in different contexts and product lines.</li>
    <li><strong>GraphQL Proficiency</strong>: Understanding of <strong>GraphQL</strong> concepts (schemas, queries, mutations, subscriptions), experience integrating with <strong>GraphQL APIs</strong>, and knowledge of <strong>GraphQL client libraries</strong> (e.g., Apollo Client, Relay).</li>
    <li><strong>Testing Frameworks</strong>: Experience with unit testing, integration testing (e.g., <strong>React Testing Library</strong>, Selenium), and end-to-end testing.</li>
    <li><strong>Build Tools and Pipelines</strong>: Familiarity with build tools (Gitlab, Jenkins), and experience with CI/CD pipelines.</li>
    <li><strong>Version Control (Git)</strong>: Expertise in using <strong>Git</strong> for collaboration and version management.</li>
    <li><strong>Code Quality and Best Practices</strong>: Enforcing coding standards, conducting code reviews, and promoting best practices within the team.</li>
    <li><strong>Problem-Solving and Debugging</strong>: Excellent analytical and debugging skills.</li>
    <li><strong>Leadership and Responsibility</strong>: Ability to guide other developers on the team.</li>
    <li>Experience with backend and experiences in data transfers, especially bigger payloads (video-streams or 3d Visualization of PointCloud-Data.)</li>
</ul>
<h3>Core tasks:</h3>
<ul>
    <li><strong>Technical Architecture and Design</strong>: Define the overall front-end architecture for the <strong>React</strong> application, make key technical decisions, and ensure scalability and maintainability.</li>
    <li><strong>Technical Solution Design</strong>: Support Requirements engineering and propose a solution design for stakeholders.</li>
    <li><strong>GraphQL Integration Strategy</strong>: Define the approach for integrating with the new <strong>GraphQL API</strong>, including client library selection, data fetching patterns, and error handling.</li>
    <li><strong>Code Quality and Standards</strong>: Establish and enforce coding standards, conduct code reviews, and promote best practices within the development team.</li>
    <li><strong>Development and Problem Solving</strong>: Lead the development of features, troubleshoot technical issues, and provide technical guidance to the team and stakeholders.</li>
    <li><strong>Performance Optimization</strong>: Identify and implement optimizations to improve the performance and responsiveness of the <strong>React</strong> application.</li>
</ul>
<h3>We offer*:</h3>
<ul>
    <li>Flexible working format - remote, office-based or flexible</li>
    <li>A competitive salary and good compensation package</li>
    <li>Personalized career growth</li>
    <li>Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)</li>
    <li>Active tech communities with regular knowledge sharing</li>
    <li>Education reimbursement</li>
    <li>Memorable anniversary presents</li>
    <li>Corporate events and team buildings</li>
    <li>Other location-specific benefits</li>
</ul>
<p>*not applicable for freelancers</p>

Our client is among the leaders in creating traffic management systems. We are looking for a Technical Front-End Leader who will help to develop a common HMI and API layer that covers roadside products (Measurement systems): HMI / API architecture, which is reusable on other platforms with "minor" adaptations and extensions. The User-Interface should be harmonized in a recognizable style to align usability and workflows. The User-Interface (HMI) should be web-based, touch-friendly, and have a modern look and feel. Scalable client performance regarding bandwidth throttling product's configurability makes it suitable for a wide range of application types and measurement systems. Modularity and con to cover multiple measurement systems with its requirements. The Lead Front-End will provide the technical vision and guidance for the front-end development team. They make key architectural decisions related to the React application, oversee code quality, and often contribute significantly to the more complex development tasks. Will also be involved in the initial setup and configuration of the React project and its integration with the GraphQL API. Key Skills: Expertise in React and JavaScript/TypeScript: Thorough understanding of React fundamentals (components, state management, hooks, routing), JavaScript best practices, and modern front-end development patterns. Experiences with Frameworks: Control Set Libraries (DevExtreme) Front-End Architecture and Design: Ability to design maintainable front-end components to reuse in different contexts and product lines. GraphQL Proficiency: Understanding of GraphQL concepts (schemas, queries, mutations, subscriptions), experience integrating with GraphQL APIs, and knowledge of GraphQL client libraries (e.g., Apollo Client, Relay). Testing Frameworks: Experience with unit testing, integration testing (e.g., React Testing Library, Selenium), and end-to-end testing. Build Tools and Pipelines: Familiarity with build tools (Gitlab, Jenkins), and experience with CI/CD pipelines. Version Control (Git): Expertise in using Git for collaboration and version management. Code Quality and Best Practices: Enforcing coding standards, conducting code reviews, and promoting best practices within the team. Problem-Solving and Debugging: Excellent analytical and debugging skills. Leadership and Responsibility: Ability to guide other developers on the team. Experience with backend and experiences in data transfers, especially bigger payloads (video-streams or 3d Visualization of PointCloud-Data.) Core tasks: Technical Architecture and Design: Define the overall front-end architecture for the React application, make key technical decisions, and ensure scalability and maintainability. Technical Solution Design: Support Requirements engineering and propose a solution design for stakeholders. GraphQL Integration Strategy: Define the approach for integrating with the new GraphQL API, including client library selection, data fetching patterns, and error handling. Code Quality and Standards: Establish and enforce coding standards, conduct code reviews, and promote best practices within the development team. Development and Problem Solving: Lead the development of features, troubleshoot technical issues, and provide technical guidance to the team and stakeholders. Performance Optimization: Identify and implement optimizations to improve the performance and responsiveness of the React application. We offer*: Flexible working format - remote, office-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location-specific benefits *not applicable for freelancers

N-iX

Lead React Engineer (JavaScript/TypeScript)

<h3>Dla jednego z naszych Klientów o międzynarodowej renomie</h3>
<p>(jedna z najbardziej prestiżowych firm konsultingowych i audytorskich na świecie) poszukujemy doświadczonego specjalisty na stanowisko <strong>Test Automation Engineer</strong>.</p>

<h3>Projekt</h3>
<p>utrzymanie i rozwój aplikacji webowej opartej na bazie danych grafowych. Celem projektu jest zapewnienie ciągłości działania aplikacji, minimalizacja zakłóceń oraz umożliwienie przyszłej skalowalności i rozwoju produktu. Projekt jest międzynarodowy, współpraca z USA i Holandią.</p>

<h3>Tryb pracy</h3>
<p>100% zdalna (godziny 9-17).</p>

<h3>Rodzaj zatrudnienia</h3>
<p>wyłącznie kontrakt B2B.</p>

<h3>Stawka</h3>
<p>do 155 PLN/h + VAT.</p>

<h3>Proces rekrutacyjny</h3>
<p>(jedna rozmowa screeningowa + dwa spotkania z Klientem). Proces całkowicie w formie online.</p>

<h3>Twoje główne zadania będą obejmować:</h3>
<ul>
    <li>Dbanie o jakość oprogramowania poprzez projektowanie, rozwijanie i wykonywanie automatycznych skryptów testowych.</li>
    <li>Budowa i utrzymanie stabilnych struktur testowych (<strong>test frameworks</strong>), przy użyciu narzędzi takich jak <strong>Selenium</strong>, <strong>Cucumber</strong> lub <strong>Robot Framework</strong>.</li>
    <li>Aktywna integracja testów z potokami <strong>CI/CD</strong> (<strong>Continuous Integration</strong> / <strong>Continuous Delivery</strong>).</li>
    <li>Identyfikacja, dokumentowanie i śledzenie błędów we współpracy z zespołem programistów.</li>
    <li>Współpraca z deweloperami w celu poprawy pokrycia testami i ogólnej jakości kodu.</li>
    <li>Przeprowadzanie rygorystycznych testów, w tym testów regresyjnych oraz wydajnościowych.</li>
    <li>Analiza wyników testów, utrzymanie dokumentacji testowej oraz udoskonalanie strategii testowania.</li>
</ul>

<h3>Wymagania</h3>
<ul>
    <li>Minimum. 8-letnie doświadczenie w branży IT.</li>
    <li>Umiejętność programowania (np. <strong>Java</strong>, <strong>Python</strong>).</li>
    <li>Zrozumienie metodyk <strong>QA</strong> (zapewnienia jakości).</li>
    <li>Znajomość metodyk testowania (np. testy regresyjne, testy wydajnościowe).</li>
    <li>Biegła znajomość kluczowych narzędzi: <strong>Java</strong>, <strong>Selenium</strong>, <strong>Cucumber</strong>, <strong>Robot Framework</strong>.</li>
    <li>Pisanie automatycznych skryptów testowych z wykorzystaniem praktyk <strong>BDD</strong> (<strong>Behavior-Driven Development</strong>).</li>
    <li>Budowa solidnych struktur testowych na potrzeby zwinnego rozwoju (<strong>Agile development</strong>).</li>
    <li>Zapewnienie wysokiej jakości dostarczanego oprogramowania poprzez rygorystyczne testowanie.</li>
    <li>Znajomość języka angielskiego na poziomie min. <strong>B2</strong>.</li>
</ul>

<h3>Co oferujemy?</h3>
<ul>
    <li>Praca 100% zdalna (godziny 9-17).</li>
    <li>Uproszczony Proces: Sprawny, w pełni zdalny proces rekrutacji (1 x screening + 2 x spotkanie z Klientem).</li>
    <li>Możliwość pracy z najnowszymi technologiami chmurowymi i automatyzacją.</li>
    <li>Praca w środowisku międzynarodowym.</li>
</ul>

<p>Zainteresowany/a? Dołącz do nas :)</p>

Dla jednego z naszych Klientów o międzynarodowej renomie (jedna z najbardziej prestiżowych firm konsultingowych i audytorskich na świecie) poszukujemy doświadczonego specjalisty na stanowisko Test Automation Engineer. Projekt utrzymanie i rozwój aplikacji webowej opartej na bazie danych grafowych. Celem projektu jest zapewnienie ciągłości działania aplikacji, minimalizacja zakłóceń oraz umożliwienie przyszłej skalowalności i rozwoju produktu. Projekt jest międzynarodowy, współpraca z USA i Holandią. Tryb pracy 100% zdalna (godziny 9-17). Rodzaj zatrudnienia wyłącznie kontrakt B2B. Stawka do 155 PLN/h + VAT. Proces rekrutacyjny (jedna rozmowa screeningowa + dwa spotkania z Klientem). Proces całkowicie w formie online. Twoje główne zadania będą obejmować: Dbanie o jakość oprogramowania poprzez projektowanie, rozwijanie i wykonywanie automatycznych skryptów testowych. Budowa i utrzymanie stabilnych struktur testowych (test frameworks), przy użyciu narzędzi takich jak Selenium, Cucumber lub Robot Framework. Aktywna integracja testów z potokami CI/CD (Continuous Integration / Continuous Delivery). Identyfikacja, dokumentowanie i śledzenie błędów we współpracy z zespołem programistów. Współpraca z deweloperami w celu poprawy pokrycia testami i ogólnej jakości kodu. Przeprowadzanie rygorystycznych testów, w tym testów regresyjnych oraz wydajnościowych. Analiza wyników testów, utrzymanie dokumentacji testowej oraz udoskonalanie strategii testowania. Wymagania Minimum. 8-letnie doświadczenie w branży IT. Umiejętność programowania (np. Java, Python). Zrozumienie metodyk QA (zapewnienia jakości). Znajomość metodyk testowania (np. testy regresyjne, testy wydajnościowe). Biegła znajomość kluczowych narzędzi: Java, Selenium, Cucumber, Robot Framework. Pisanie automatycznych skryptów testowych z wykorzystaniem praktyk BDD (Behavior-Driven Development). Budowa solidnych struktur testowych na potrzeby zwinnego rozwoju (Agile development). Zapewnienie wysokiej jakości dostarczanego oprogramowania poprzez rygorystyczne testowanie. Znajomość języka angielskiego na poziomie min. B2. Co oferujemy? Praca 100% zdalna (godziny 9-17). Uproszczony Proces: Sprawny, w pełni zdalny proces rekrutacji (1 x screening + 2 x spotkanie z Klientem). Możliwość pracy z najnowszymi technologiami chmurowymi i automatyzacją. Praca w środowisku międzynarodowym. Zainteresowany/a? Dołącz do nas :)

GreenMinds Sp. z o.o.

Test Automation Engineer

<h3>RITS Group</h3>
<p>to firma informatyczna, która oferuje najwyższej jakości usługi programistyczne zarówno dla rynku polskiego, jak i międzynarodowego. Jesteśmy dumni, że należymy do grona najszybciej rozwijających się spółek technologicznych. Naszym priorytetem jest jakość oraz innowacyjność dostarczanych rozwiązań, a nasza kultura organizacyjna opiera się na zaufaniu, współpracy i ciągłym doskonaleniu.</p>

<h3>O projekcie</h3>
<p>Dołącz do zespołu rozwijającego produkt non-CRF Data Provisioning, który wspiera pozyskiwanie i transformację danych niestrukturalnych w badaniach klinicznych – od danych laboratoryjnych, przez dane z czujników, po obrazy i wideo. Projekt ma kluczowe znaczenie w realizacji strategii pozyskiwania danych dla biomarkerów cyfrowych, umożliwiając ich analizę w połączeniu z innymi danymi klinicznymi.</p>

<h3>Zakres obowiązków</h3>
<ul>
    <li>Rozwój i nadzór techniczny:</li>
    <ul>
        <li>Mentoring i wsparcie zespołu deweloperskiego (głównie dostawcy zewnętrzni)</li>
        <li>Koordynacja działań technicznych w ramach przestrzeni DISTILL</li>
        <li>Przekazywanie zmian dotyczących infrastruktury i integracji w organizacji</li>
    </ul>
    <li>Projektowanie rozwiązań:</li>
    <ul>
        <li>Tworzenie oraz przegląd rozwiązań technicznych i architektury systemu</li>
        <li>Współpraca z Product Managerem i Solution Architectem nad planowaniem roadmapy technicznej</li>
    </ul>
    <li>Wsparcie techniczne i troubleshooting:</li>
    <ul>
        <li>Rozwiązywanie problemów technicznych, głównie w kontekście danych i procesów klinicznych</li>
        <li>Wsparcie zespołów działających w strefie czasowej USA (sporadyczne, uzależnione od specyfiki badań)</li>
    </ul>
    <li>Jakość i dokumentacja:</li>
    <ul>
        <li>Code review, wsparcie zgodności z GxP</li>
        <li>Utrzymanie jakości dokumentacji technicznej i user stories</li>
        <li>Monitorowanie i usprawnianie dokumentacji zespołu technicznego</li>
    </ul>
    <li>Współpraca i zarządzanie:</li>
    <ul>
        <li>Partnerstwo z Project Managerem, Product Ownerem i Validation Leadem</li>
        <li>Wsparcie w optymalizacji testowania i walidacji end-to-end</li>
        <li>Możliwość objęcia roli System Ownera</li>
    </ul>
</ul>

<h3>Wymagania techniczne</h3>
<ul>
    <li>Must have:</li>
    <ul>
        <li>Doświadczenie z systemami big data ingestion i processing</li>
        <li>Praktyczna znajomość:</li>
        <ul>
            <li><strong>Python</strong></li>
            <li><strong>AWS</strong></li>
            <li><strong>Snowflake</strong></li>
            <li><strong>Apache Airflow</strong></li>
            <li><strong>Amazon EMR / Spark</strong> (np. PySpark)</li>
        </ul>
        <li>Doświadczenie w pracy z danymi z badań klinicznych (szczególnie DHT)</li>
    </ul>
    <li>Mile widziane:</li>
    <ul>
        <li><strong>Terraform</strong>, CI/CD</li>
        <li><strong>Tableau</strong></li>
        <li>Znajomość wymagań dla projektów walidowanych (GxP)</li>
        <li>Zdolność do analizy danych i wyciągania wniosków</li>
        <li>Doświadczenie w środowisku międzynarodowym i regulowanym</li>
    </ul>
</ul>

RITS Group to firma informatyczna, która oferuje najwyższej jakości usługi programistyczne zarówno dla rynku polskiego, jak i międzynarodowego. Jesteśmy dumni, że należymy do grona najszybciej rozwijających się spółek technologicznych. Naszym priorytetem jest jakość oraz innowacyjność dostarczanych rozwiązań, a nasza kultura organizacyjna opiera się na zaufaniu, współpracy i ciągłym doskonaleniu. O projekcie Dołącz do zespołu rozwijającego produkt non-CRF Data Provisioning, który wspiera pozyskiwanie i transformację danych niestrukturalnych w badaniach klinicznych – od danych laboratoryjnych, przez dane z czujników, po obrazy i wideo. Projekt ma kluczowe znaczenie w realizacji strategii pozyskiwania danych dla biomarkerów cyfrowych, umożliwiając ich analizę w połączeniu z innymi danymi klinicznymi. Zakres obowiązków Rozwój i nadzór techniczny: Mentoring i wsparcie zespołu deweloperskiego (głównie dostawcy zewnętrzni) Koordynacja działań technicznych w ramach przestrzeni DISTILL Przekazywanie zmian dotyczących infrastruktury i integracji w organizacji Projektowanie rozwiązań: Tworzenie oraz przegląd rozwiązań technicznych i architektury systemu Współpraca z Product Managerem i Solution Architectem nad planowaniem roadmapy technicznej Wsparcie techniczne i troubleshooting: Rozwiązywanie problemów technicznych, głównie w kontekście danych i procesów klinicznych Wsparcie zespołów działających w strefie czasowej USA (sporadyczne, uzależnione od specyfiki badań) Jakość i dokumentacja: Code review, wsparcie zgodności z GxP Utrzymanie jakości dokumentacji technicznej i user stories Monitorowanie i usprawnianie dokumentacji zespołu technicznego Współpraca i zarządzanie: Partnerstwo z Project Managerem, Product Ownerem i Validation Leadem Wsparcie w optymalizacji testowania i walidacji end-to-end Możliwość objęcia roli System Ownera Wymagania techniczne Must have: Doświadczenie z systemami big data ingestion i processing Praktyczna znajomość: Python AWS Snowflake Apache Airflow Amazon EMR / Spark (np. PySpark) Doświadczenie w pracy z danymi z badań klinicznych (szczególnie DHT) Mile widziane: Terraform, CI/CD Tableau Znajomość wymagań dla projektów walidowanych (GxP) Zdolność do analizy danych i wyciągania wniosków Doświadczenie w środowisku międzynarodowym i regulowanym

RITS Professional Services

Tech Lead/Lead Data Engineer 0.5 FTE

<h3>Opis stanowiska:</h3>
<p>Dołącz do zespołu odpowiedzialnego za rozwój i utrzymanie Korporacyjnej Hurtowni Danych 💾. W tej roli będziesz projektować, implementować i optymalizować procesy przetwarzania danych, które stanowią podstawę dla raportowania i analityki biznesowej w dużych organizacjach – w tym w sektorze energetycznym ⚡.</p>

<h3>Twoje zadania:</h3>
<ul>
    <li>projektowanie i rozwój procesów ETL w środowisku <strong>Microsoft SQL Server</strong>,</li>
    <li>implementacja i utrzymanie pakietów <strong>SSIS</strong>,</li>
    <li>zarządzanie modelami danych i metadanymi z wykorzystaniem <strong>MDS</strong>,</li>
    <li>optymalizacja zapytań SQL oraz procesów ładowania danych,</li>
    <li>analiza wymagań biznesowych i technicznych pod kątem rozwoju hurtowni danych,</li>
    <li>współpraca z zespołami <strong>BI</strong>, raportowania i architektami danych,</li>
    <li>zapewnienie wysokiej jakości, spójności i bezpieczeństwa danych.</li>
</ul>

<h3>Wymagane doświadczenie:</h3>
<ul>
    <li>minimum 5 lat doświadczenia jako <strong>Ekspert</strong> lub <strong>Programista Hurtowni Danych</strong>,</li>
    <li>praktyczne doświadczenie z:</li>
    <ul>
        <li><strong>SQL</strong> – min. 5 lat,</li>
        <li><strong>SSIS</strong> – min. 2 lata,</li>
        <li><strong>MDS</strong> – min. 0,5 roku,</li>
    </ul>
    <li>udział w co najmniej 4 wdrożeniach rozwiązań <strong>DWH</strong> w roli <strong>Programisty</strong>,</li>
    <li>doświadczenie w projektach dla firm z sektora energetycznego.</li>
</ul>

<h3>Dlaczego warto:</h3>
<ul>
    <li>praca przy kluczowych projektach rozwoju hurtowni danych w dużych organizacjach,</li>
    <li>możliwość rozwoju w technologiach <strong>Microsoft Data Platform</strong>,</li>
    <li>kontrakt B2B z preferencyjnymi pakietami na multisport i opiekę medyczną,</li>
    <li>współpraca z ekspertami i architektami danych na poziomie enterprise.</li>
</ul>

<h3>Chcesz tworzyć rozwiązania, które napędzają analitykę biznesową?</h3>
<p>Aplikuj i rozwiń swoją karierę jako <strong>Ekspert Hurtowni Danych</strong>! 💪</p>

Opis stanowiska: Dołącz do zespołu odpowiedzialnego za rozwój i utrzymanie Korporacyjnej Hurtowni Danych 💾. W tej roli będziesz projektować, implementować i optymalizować procesy przetwarzania danych, które stanowią podstawę dla raportowania i analityki biznesowej w dużych organizacjach – w tym w sektorze energetycznym ⚡. Twoje zadania: projektowanie i rozwój procesów ETL w środowisku Microsoft SQL Server, implementacja i utrzymanie pakietów SSIS, zarządzanie modelami danych i metadanymi z wykorzystaniem MDS, optymalizacja zapytań SQL oraz procesów ładowania danych, analiza wymagań biznesowych i technicznych pod kątem rozwoju hurtowni danych, współpraca z zespołami BI, raportowania i architektami danych, zapewnienie wysokiej jakości, spójności i bezpieczeństwa danych. Wymagane doświadczenie: minimum 5 lat doświadczenia jako Ekspert lub Programista Hurtowni Danych, praktyczne doświadczenie z: SQL – min. 5 lat, SSIS – min. 2 lata, MDS – min. 0,5 roku, udział w co najmniej 4 wdrożeniach rozwiązań DWH w roli Programisty, doświadczenie w projektach dla firm z sektora energetycznego. Dlaczego warto: praca przy kluczowych projektach rozwoju hurtowni danych w dużych organizacjach, możliwość rozwoju w technologiach Microsoft Data Platform, kontrakt B2B z preferencyjnymi pakietami na multisport i opiekę medyczną, współpraca z ekspertami i architektami danych na poziomie enterprise. Chcesz tworzyć rozwiązania, które napędzają analitykę biznesową? Aplikuj i rozwiń swoją karierę jako Ekspert Hurtowni Danych! 💪

Ness Solution

DWH Engineer (SQL / SSIS / MDS)

<h3>Dopraw FinTech razem z nami. Po prostu koduj. W fajnych warunkach. W Code & Pepper.</h3>
<h3>Opis oferty</h3>
<p>W Code & Pepper współpracujemy z firmami, które tworzą rozwiązania ważne i konkretne. Razem z partnerem z UK rozwijamy platformę opartą o AI, która mierzy emisje CO₂ od samego źródła – zaczynając od surowców, środków transportu i innych zasobów w łańcuchu dostaw. Takie podejście bottom-up pozwala uzyskać wyjątkowo dokładny i wiarygodny obraz śladu węglowego firmy.</p>
<p>Nie szukamy klepacza kodu. Szukamy osób, które chcą mieć realny wpływ, angażują się w projekt i dbają o jakość swojej pracy. Mamy dystans i poczucie humoru, ale w trzech rzeczach jesteśmy absolutnie poważni: <strong>czysty kod</strong>, <strong>proste zasady</strong> i <strong>pełne zaangażowanie</strong>.</p>
<h3>Wymagania</h3>
<ul>
  <li>Bardzo dobra znajomość <strong>Pythona</strong></li>
  <li>Doświadczenie z systemami ETL / przetwarzania danych</li>
  <li>Praktyka w pracy z chmurą – najlepiej <strong>GCP</strong> (<strong>BigQuery</strong>, <strong>PubSub</strong>)</li>
  <li>Doświadczenie w automatyzacji procesów danych i walidacji</li>
  <li>Umiejętność pracy z dużymi zbiorami danych i zmiennymi formatami danych</li>
  <li>Gotowość do pracy w godzinach 9:00 - 17:00</li>
  <li>Możliwość rozpoczęcia pracy w pełnym wymiarze godzin za 2 tygodnie / miesiąc</li>
  <li>Gotowość do tygodniowego wyjazdu na onboarding w Londynie</li>
</ul>
<h3>Nice to have:</h3>
<ul>
  <li>Znajomość innych narzędzi z ekosystemu <strong>GCP</strong> (<strong>Cloud Functions</strong>, <strong>Dataflow</strong>)</li>
  <li>Doświadczenie w pracy z danymi środowiskowymi / <strong>ESG</strong> / <strong>sustainability</strong></li>
  <li>Znajomość narzędzi <strong>CI/CD</strong> (np. <strong>GitHub Actions</strong>)</li>
</ul>
<h3>Co możemy Ci zaproponować?</h3>
<ul>
  <li>Współpracę w modelu <strong>B2B</strong> lub Umowa o pracę – Ty wybierasz</li>
  <li>Budżet szkoleniowy (do 2500 zł netto rocznie)</li>
  <li>Praca zdalna 100%</li>
  <li><strong>MacBook</strong> oraz niezbędne narzędzia pracy</li>
  <li>Karta <strong>Multisport Plus</strong> i prywatna opieka medyczna (<strong>Luxmed</strong>)</li>
</ul>

Dopraw FinTech razem z nami. Po prostu koduj. W fajnych warunkach. W Code & Pepper. Opis oferty W Code & Pepper współpracujemy z firmami, które tworzą rozwiązania ważne i konkretne. Razem z partnerem z UK rozwijamy platformę opartą o AI, która mierzy emisje CO₂ od samego źródła – zaczynając od surowców, środków transportu i innych zasobów w łańcuchu dostaw. Takie podejście bottom-up pozwala uzyskać wyjątkowo dokładny i wiarygodny obraz śladu węglowego firmy. Nie szukamy klepacza kodu. Szukamy osób, które chcą mieć realny wpływ, angażują się w projekt i dbają o jakość swojej pracy. Mamy dystans i poczucie humoru, ale w trzech rzeczach jesteśmy absolutnie poważni: czysty kod, proste zasady i pełne zaangażowanie. Wymagania Bardzo dobra znajomość Pythona Doświadczenie z systemami ETL / przetwarzania danych Praktyka w pracy z chmurą – najlepiej GCP (BigQuery, PubSub) Doświadczenie w automatyzacji procesów danych i walidacji Umiejętność pracy z dużymi zbiorami danych i zmiennymi formatami danych Gotowość do pracy w godzinach 9:00 - 17:00 Możliwość rozpoczęcia pracy w pełnym wymiarze godzin za 2 tygodnie / miesiąc Gotowość do tygodniowego wyjazdu na onboarding w Londynie Nice to have: Znajomość innych narzędzi z ekosystemu GCP (Cloud Functions, Dataflow) Doświadczenie w pracy z danymi środowiskowymi / ESG / sustainability Znajomość narzędzi CI/CD (np. GitHub Actions) Co możemy Ci zaproponować? Współpracę w modelu B2B lub Umowa o pracę – Ty wybierasz Budżet szkoleniowy (do 2500 zł netto rocznie) Praca zdalna 100% MacBook oraz niezbędne narzędzia pracy Karta Multisport Plus i prywatna opieka medyczna (Luxmed)

Code and Pepper

Senior Python Developer

<h3>Job Description</h3>
<p>We are looking for an experienced <strong>Solution Architect</strong> to design and implement scalable data integration and analytics solutions. The ideal candidate will have strong expertise in <strong>AWS</strong> cloud services, modern <strong>ETL</strong> tools, and data transformation frameworks, with a proven ability to align technical solutions with business needs.</p>
<h3>Key Responsibilities</h3>
<ul>
    <li>Design and develop data integration and analytics solutions using <strong>AWS</strong> services (e.g., Redshift, S3, Glue, Lambda).</li>
    <li>Build and maintain <strong>ETL</strong> pipelines with tools such as <strong>dbt</strong> and <strong>Matillion</strong> to support efficient data transformation.</li>
    <li>Select, configure, and integrate <strong>AWS</strong> services, data curation tools, and data platforms based on business requirements.</li>
    <li>Ensure data architectures are scalable, secure, and reliable, following industry best practices.</li>
    <li>Collaborate with cross-functional teams to deliver solutions that meet business analytics and reporting needs.</li>
    <li>Contribute to <strong>Agile/Scrum</strong> processes, including sprint planning, backlog refinement, and daily stand-ups.</li>
</ul>
<h3>Qualifications</h3>
<ul>
    <li>Strong hands-on experience with <strong>AWS</strong> cloud data services.</li>
    <li>Proficiency in <strong>ETL</strong> pipeline development with <strong>dbt</strong>, <strong>Matillion</strong>, or similar tools.</li>
    <li>Solid understanding of data modeling, transformation, and integration best practices.</li>
    <li>Familiarity with <strong>Databricks</strong> for large-scale data processing and analytics.</li>
    <li>Experience working in <strong>Agile/Scrum</strong> environments.</li>
    <li>Strong problem-solving and communication skills.</li>
</ul>

Job Description We are looking for an experienced Solution Architect to design and implement scalable data integration and analytics solutions. The ideal candidate will have strong expertise in AWS cloud services, modern ETL tools, and data transformation frameworks, with a proven ability to align technical solutions with business needs. Key Responsibilities Design and develop data integration and analytics solutions using AWS services (e.g., Redshift, S3, Glue, Lambda). Build and maintain ETL pipelines with tools such as dbt and Matillion to support efficient data transformation. Select, configure, and integrate AWS services, data curation tools, and data platforms based on business requirements. Ensure data architectures are scalable, secure, and reliable, following industry best practices. Collaborate with cross-functional teams to deliver solutions that meet business analytics and reporting needs. Contribute to Agile/Scrum processes, including sprint planning, backlog refinement, and daily stand-ups. Qualifications Strong hands-on experience with AWS cloud data services. Proficiency in ETL pipeline development with dbt, Matillion, or similar tools. Solid understanding of data modeling, transformation, and integration best practices. Familiarity with Databricks for large-scale data processing and analytics. Experience working in Agile/Scrum environments. Strong problem-solving and communication skills.

Link Group

Solution Architect (Focus on Data Analytics and AWS Infrastructure)

<h3>About Smart Working</h3>
<p>At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being. Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally. Join one of the highest-rated workplaces on Glassdoor and experience what it means to thrive in a truly remote-first world.</p>

<h3>About the role</h3>
<p>Build scalable systems that power global innovation. At Smart Working, we’re rethinking how enterprise-grade applications are designed, deployed, and scaled. Join our high-performing engineering team as a <strong>Senior PHP Developer</strong>, where you’ll architect distributed solutions with <strong>Laravel</strong>, <strong>AWS</strong>, and modern <strong>DevOps</strong> practices and help set the technical standard for the future.</p>

<h3>Responsibilities</h3>
<ul>
    <li>Design scalable solutions with <strong>Laravel</strong>, <strong>Eloquent</strong>, and DTO-based patterns</li>
    <li>Optimise <strong>RESTful APIs</strong> and distributed workflows (Saga, step functions)</li>
    <li>Build cloud-native apps on <strong>AWS</strong> (<strong>Lambda</strong>, <strong>DynamoDB</strong>, <strong>S3</strong>)</li>
    <li>Automate infrastructure and deployments with <strong>Terraform</strong>, <strong>Octopus Deploy</strong>, and <strong>Bitbucket Pipelines</strong></li>
    <li>Champion quality and <strong>DevOps</strong> practices through testing, CI/CD, and knowledge sharing</li>
</ul>

<h3>Requirements</h3>
<ul>
    <li>5+ years of back-end development experience with advanced expertise in <strong>PHP</strong> and <strong>Laravel</strong>, building scalable, high-performance applications</li>
    <li>2+ years designing and optimising applications on <strong>AWS</strong>, using services such as <strong>Lambda</strong>, <strong>DynamoDB</strong>, and <strong>S3</strong></li>
    <li>2+ years working with Infrastructure as Code and CI/CD pipelines, automating deployments using tools such as <strong>Terraform</strong>, <strong>Octopus Deploy</strong>, and <strong>Bitbucket Pipelines</strong></li>
    <li>Proficient with <strong>RESTful APIs</strong> and distributed workflows, applying patterns such as Saga and step functions</li>
    <li>Strong knowledge of <strong>Eloquent ORM</strong> and DTOs for structuring and managing data in distributed systems</li>
    <li>Hands-on with testing and code quality tools (Unit & Feature Tests, <strong>SonarQube/SonarLint</strong>) to enforce best practices</li>
</ul>

<h3>Nice to Have</h3>
<ul>
    <li>Broader system design expertise (microservices, modular architectures)</li>
    <li>Exposure to <strong>ElasticSearch</strong> or <strong>DynamoDB</strong> integrations</li>
    <li>Knowledge of additional <strong>DevOps</strong> practices or tooling</li>
</ul>

<h3>What you will learn</h3>
<p>You’ll deepen your expertise in distributed system design, scalable <strong>PHP</strong> architectures, and cloud-native solutions while collaborating with a large technical team (100+ engineers). Expect to sharpen leadership skills by driving best practices in testing, CI/CD, and mentoring across the engineering team.</p>

<p>At Smart Working, you’ll never be just another remote hire.</p>

<p>Be a Smart Worker - valued, empowered, and part of a culture that celebrates integrity, excellence, and ambition.</p>

<p>If that sounds like your kind of place, we’d love to hear your story.</p>

About Smart Working At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being. Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally. Join one of the highest-rated workplaces on Glassdoor and experience what it means to thrive in a truly remote-first world. About the role Build scalable systems that power global innovation. At Smart Working, we’re rethinking how enterprise-grade applications are designed, deployed, and scaled. Join our high-performing engineering team as a Senior PHP Developer, where you’ll architect distributed solutions with Laravel, AWS, and modern DevOps practices and help set the technical standard for the future. Responsibilities Design scalable solutions with Laravel, Eloquent, and DTO-based patterns Optimise RESTful APIs and distributed workflows (Saga, step functions) Build cloud-native apps on AWS (Lambda, DynamoDB, S3) Automate infrastructure and deployments with Terraform, Octopus Deploy, and Bitbucket Pipelines Champion quality and DevOps practices through testing, CI/CD, and knowledge sharing Requirements 5+ years of back-end development experience with advanced expertise in PHP and Laravel, building scalable, high-performance applications 2+ years designing and optimising applications on AWS, using services such as Lambda, DynamoDB, and S3 2+ years working with Infrastructure as Code and CI/CD pipelines, automating deployments using tools such as Terraform, Octopus Deploy, and Bitbucket Pipelines Proficient with RESTful APIs and distributed workflows, applying patterns such as Saga and step functions Strong knowledge of Eloquent ORM and DTOs for structuring and managing data in distributed systems Hands-on with testing and code quality tools (Unit & Feature Tests, SonarQube/SonarLint) to enforce best practices Nice to Have Broader system design expertise (microservices, modular architectures) Exposure to ElasticSearch or DynamoDB integrations Knowledge of additional DevOps practices or tooling What you will learn You’ll deepen your expertise in distributed system design, scalable PHP architectures, and cloud-native solutions while collaborating with a large technical team (100+ engineers). Expect to sharpen leadership skills by driving best practices in testing, CI/CD, and mentoring across the engineering team. At Smart Working, you’ll never be just another remote hire. Be a Smart Worker - valued, empowered, and part of a culture that celebrates integrity, excellence, and ambition. If that sounds like your kind of place, we’d love to hear your story.

Smart Working Solutions

[HR107] Senior PHP Developer - Laravel & Eloquent - (Remote, Full Time) EU

<h3>We are seeking a proficient SAP FICO Consultant to join our team.</h3>
<p>The selected candidate will possess strong expertise in <strong>SAP Finance (FI)</strong> and <strong>Controlling (CO)</strong> modules, with a focus on configuration, implementation, and support. You will collaborate with business stakeholders to comprehend financial processes, design effective solutions, and facilitate seamless system integration.</p>
<h3>Responsibilities</h3>
<ul>
    <li>Analyze business requirements and map them to <strong>SAP FICO</strong> capabilities</li>
    <li>Configure <strong>SAP FI</strong> (General Ledger, Accounts Payable/Receivable, Asset Accounting) and <strong>CO</strong> (Cost Center Accounting, Profitability Analysis, Internal Orders) modules</li>
    <li>Support implementation, upgrades, and enhancements of <strong>SAP FICO</strong> modules</li>
    <li>Resolve technical challenges and provide support for end-users</li>
    <li>Collaborate with cross-functional teams, including finance, IT, and supply chain, to align solutions</li>
    <li>Ensure compliance with financial standards and internal control policies</li>
    <li>Deliver training sessions and develop user documentation</li>
</ul>
<h3>Requirements</h3>
<ul>
    <li>Bachelor's degree in Finance, Accounting, Information Technology, or a related field</li>
    <li>3+ years of experience working as an <strong>SAP FICO Consultant</strong></li>
    <li>Strong knowledge of <strong>SAP FICO</strong> configuration and its integration with other <strong>SAP</strong> modules (MM, SD, PP)</li>
    <li>Experience with <strong>SAP S/4HANA</strong></li>
    <li>Understanding of financial processes, IFRS, and local accounting regulations</li>
    <li>Analytical and problem-solving skills at an advanced level</li>
    <li>Communication abilities suitable for stakeholder collaboration</li>
    <li>A dependable team player with the ability to work independently</li>
</ul>
    <h3>Nice to fave</h3>
<ul>
 <li>SAP FICO certification</strong></li>
    <li>Background in ABAP debugging and FIORI application usage</li>
    <li>Knowledge of <strong>SAP Business Partner</strong>, Credit Management, and Treasury Management</li>
</ul>
<h3>We offer</h3>
<ul>
    <li>We gather like-minded people:</li>
<p>- Engineering community of industry professionals</p>
    <p>- Friendly team and enjoyable working environment</p>
    <p>- Flexible schedule and opportunity to work remotely within Poland</p>
    <p>- Chance to work abroad for up to 60 days annually</p>
    <p>Business-driven relocation opportunities</p>
</ul>
<li>We provide growth opportunities: </li>
<ul>
    <p>- Outstanding career roadmap</p>
    <p>- Leadership development, career advising, soft skills, and well-being programs</p>
    <p>- Certification (GCP, Azure, AWS)</p>
    <p>- Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru</p>
    <p>- English classes</p>
</ul>
<li>We cover it all:</li>
<ul>
    <p>- Stable income (Employment Contract or B2B)</p>
    <p>- Participation in the Employee Stock Purchase Plan</p>
    <p>- Benefits package (health insurance, multisport, shopping vouchers)</p>
    <p>- Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more</p>
    <p>- Referral bonuses</p>
    <p>- Corporate, social and well-being events</p>
</ul>
<p>Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.</p>
<p>We will reach out to selected candidates exclusively.</p>

We are seeking a proficient SAP FICO Consultant to join our team. The selected candidate will possess strong expertise in SAP Finance (FI) and Controlling (CO) modules, with a focus on configuration, implementation, and support. You will collaborate with business stakeholders to comprehend financial processes, design effective solutions, and facilitate seamless system integration. Responsibilities Analyze business requirements and map them to SAP FICO capabilities Configure SAP FI (General Ledger, Accounts Payable/Receivable, Asset Accounting) and CO (Cost Center Accounting, Profitability Analysis, Internal Orders) modules Support implementation, upgrades, and enhancements of SAP FICO modules Resolve technical challenges and provide support for end-users Collaborate with cross-functional teams, including finance, IT, and supply chain, to align solutions Ensure compliance with financial standards and internal control policies Deliver training sessions and develop user documentation Requirements Bachelor's degree in Finance, Accounting, Information Technology, or a related field 3+ years of experience working as an SAP FICO Consultant Strong knowledge of SAP FICO configuration and its integration with other SAP modules (MM, SD, PP) Experience with SAP S/4HANA Understanding of financial processes, IFRS, and local accounting regulations Analytical and problem-solving skills at an advanced level Communication abilities suitable for stakeholder collaboration A dependable team player with the ability to work independently Nice to fave SAP FICO certification Background in ABAP debugging and FIORI application usage Knowledge of SAP Business Partner, Credit Management, and Treasury Management We offer We gather like-minded people: - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes We cover it all: - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package (health insurance, multisport, shopping vouchers) - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more - Referral bonuses - Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively.

EPAM Systems

SAP FICO Consultant

<h3>Job description</h3>
<p>At xfive, we are looking to expand our backend team with a mid- to senior-level engineer who brings expertise in <strong>Java</strong> and has a basic+ working knowledge of <strong>Python</strong> to help us deliver robust systems across a range of projects. In this full-time freelance role, you’ll do more than just code; you’ll communicate directly with clients and help shape the architecture of our solutions.</p>
<h3>What We Offer</h3>
<p>We’re all about building a team where you can thrive and do your best work. Here’s what you’ll love about working with us:</p>
<ul>
    <li>Freelance opportunity: Enjoy the flexibility of a freelance contract and earn between 25 and 35 USD per hour, depending on your experience and expertise.</li>
    <li>Room to grow: We support continuous learning and professional development to help you advance your career.</li>
    <li>Make an impact: Your ideas and work will directly influence our direction and help drive meaningful change.</li>
    <li>Diverse projects: Work on exciting projects for startups, agencies, and companies based in the US, UK, and Australia.</li>
    <li>Work your way: Choose to work from home, your favorite coffee shop, or our Kraków office (we’ve got a nice parking space too!).</li>
    <li>Set your schedule: Work the hours that suit you best, as long as there's some overlap with the team and clients.</li>
    <li>Transparency: We’re open and honest about the company’s decisions, direction, and performance, so you’re always in the loop.</li>
    <li>Supportive team: You’ll never be left alone. Our team is collaborative and always ready to help each other.</li>
    <li>Great vibes: Join a team of open-minded, fun, and friendly people who enjoy what they do.</li>
    <li>Stay connected: Participate in social events, both online and in person, to stay engaged and build connections.</li>
</ul>
<h3>Job requirements</h3>
<h4>Must-Haves:</h4>
<ul>
    <li>At least 6 years of professional software development experience, including:</li>
    <ul>
        <li>5+ years with <strong>Java Spring Boot</strong></li>
        <li>2+ years with <strong>Python</strong>.</li>
    </ul>
    <li>Strong verbal and written English communication skills (B2+ level), with the ability to talk directly with clients in online meetings.</li>
    <li>Ability to deliver high-quality service and work independently.</li>
    <li>Availability of at least 40 hours per week.</li>
    <li>Solid programming fundamentals and understanding of best practices (e.g., DRY, KISS, abstraction, refactoring, optimization, security).</li>
    <li>Strong understanding of software design patterns for scale and efficient code re-use.</li>
    <li>Strong understanding of Microservices with OpenAPI, gRPC, and Protobufs.</li>
</ul>
<h4>Java:</h4>
<ul>
    <li>Strong command of <strong>Java</strong> and <strong>Spring Boot</strong>.</li>
    <li>Familiarity with non-relational databases like <strong>MongoDB</strong>.</li>
    <li>Experience building RESTful APIs and working with microservices.</li>
    <li>Understanding of Java concurrency and multi-threading.</li>
    <li>Experience with testing frameworks like <strong>JUnit</strong> and <strong>Mockito</strong>.</li>
    <li>Familiarity with <strong>Spring Security</strong> for authentication and authorization.</li>
    <li>Proficiency with build tools such as <strong>Maven</strong> or <strong>Gradle</strong>.</li>
    <li>Experience with containerization (<strong>Docker</strong>) and orchestration platforms (e.g., <strong>Kubernetes</strong>).</li>
    <li>Good understanding of logging and monitoring tools for <strong>Java</strong> apps (e.g., <strong>SLF4J</strong>, <strong>Logback</strong>, <strong>ELK stack</strong>).</li>
    <li>Familiarity with JVM performance tuning.</li>
</ul>
<h4>Python:</h4>
<ul>
    <li>Solid grasp of <strong>Python 3.x</strong> syntax, idioms, and best practices.</li>
    <li>Strong understanding of object-oriented and functional programming paradigms in <strong>Python</strong>.</li>
    <li>Familiarity with virtual environments and dependency management tools (venv, pip, <strong>Poetry</strong>).</li>
    <li>Proficiency in writing unit and integration tests with <strong>pytest</strong> or <strong>unittest</strong>.</li>
    <li>Comfortable packaging modules and managing releases (e.g., <strong>setuptools</strong>, <strong>wheel</strong>, <strong>PyPI</strong>).</li>
    <li>Experience with logging, debugging, and performance profiling (cProfile, logging module).</li>
    <li>Basic knowledge of asynchronous programming with asyncio or async libraries.</li>
    <li>Ability to work with databases via ORMs or direct drivers.</li>
    <li>Understanding of API serialization and request validation.</li>
</ul>
<h4>Nice-to-Haves:</h4>
<ul>
    <li>Basic Polish proficiency (A2+level) to communicate with our local team.</li>
    <li>Exposure to task queues and concurrency tools.</li>
    <li>Familiarity with static typing and linting.</li>
    <li>Experience containerizing <strong>Python</strong> applications.</li>
    <li>Knowledge of CI/CD workflows for <strong>Python</strong>.</li>
    <li>Hands-on with data-processing libraries (pandas, NumPy).</li>
</ul>
<p>On-site, Remote, Hybrid</p>
<p>Krakow, Małopolskie, Poland</p>
<p>$25 - $35 per hour</p>
<p>Development</p>

Job description At xfive, we are looking to expand our backend team with a mid- to senior-level engineer who brings expertise in Java and has a basic+ working knowledge of Python to help us deliver robust systems across a range of projects. In this full-time freelance role, you’ll do more than just code; you’ll communicate directly with clients and help shape the architecture of our solutions. What We Offer We’re all about building a team where you can thrive and do your best work. Here’s what you’ll love about working with us: Freelance opportunity: Enjoy the flexibility of a freelance contract and earn between 25 and 35 USD per hour, depending on your experience and expertise. Room to grow: We support continuous learning and professional development to help you advance your career. Make an impact: Your ideas and work will directly influence our direction and help drive meaningful change. Diverse projects: Work on exciting projects for startups, agencies, and companies based in the US, UK, and Australia. Work your way: Choose to work from home, your favorite coffee shop, or our Kraków office (we’ve got a nice parking space too!). Set your schedule: Work the hours that suit you best, as long as there's some overlap with the team and clients. Transparency: We’re open and honest about the company’s decisions, direction, and performance, so you’re always in the loop. Supportive team: You’ll never be left alone. Our team is collaborative and always ready to help each other. Great vibes: Join a team of open-minded, fun, and friendly people who enjoy what they do. Stay connected: Participate in social events, both online and in person, to stay engaged and build connections. Job requirements Must-Haves: At least 6 years of professional software development experience, including: 5+ years with Java Spring Boot 2+ years with Python. Strong verbal and written English communication skills (B2+ level), with the ability to talk directly with clients in online meetings. Ability to deliver high-quality service and work independently. Availability of at least 40 hours per week. Solid programming fundamentals and understanding of best practices (e.g., DRY, KISS, abstraction, refactoring, optimization, security). Strong understanding of software design patterns for scale and efficient code re-use. Strong understanding of Microservices with OpenAPI, gRPC, and Protobufs. Java: Strong command of Java and Spring Boot. Familiarity with non-relational databases like MongoDB. Experience building RESTful APIs and working with microservices. Understanding of Java concurrency and multi-threading. Experience with testing frameworks like JUnit and Mockito. Familiarity with Spring Security for authentication and authorization. Proficiency with build tools such as Maven or Gradle. Experience with containerization (Docker) and orchestration platforms (e.g., Kubernetes). Good understanding of logging and monitoring tools for Java apps (e.g., SLF4J, Logback, ELK stack). Familiarity with JVM performance tuning. Python: Solid grasp of Python 3.x syntax, idioms, and best practices. Strong understanding of object-oriented and functional programming paradigms in Python. Familiarity with virtual environments and dependency management tools (venv, pip, Poetry). Proficiency in writing unit and integration tests with pytest or unittest. Comfortable packaging modules and managing releases (e.g., setuptools, wheel, PyPI). Experience with logging, debugging, and performance profiling (cProfile, logging module). Basic knowledge of asynchronous programming with asyncio or async libraries. Ability to work with databases via ORMs or direct drivers. Understanding of API serialization and request validation. Nice-to-Haves: Basic Polish proficiency (A2+level) to communicate with our local team. Exposure to task queues and concurrency tools. Familiarity with static typing and linting. Experience containerizing Python applications. Knowledge of CI/CD workflows for Python. Hands-on with data-processing libraries (pandas, NumPy). On-site, Remote, Hybrid Krakow, Małopolskie, Poland $25 - $35 per hour Development

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