Senior Fullstack Developer (Java)

About the Project

For our Client - a global logistics company we are looking for a Senior Fullstack Developer (Java) who will be working with a platform that integrates several sources for giving transparent view for coastals schedule to internal operational stakeholders. Team also provides the tools for the operational monitoring, past performance analysis and recovery measures. Additional insights provided by the platform are based on statistical & analytical approaches (e.g. move prediction, avg. port time, etc.)

The role is approx. 75% BE tasks and 25% FE tasks.

Tech: Java EE, JDK 8, Payara Server 5, OpenAPI, IBM DB2, Neptune graph DB from AWS, OpenSearch, UI: JSF + Primefaces, GitLab, Jenkins, JFrog

Work Mode: remote

Job Responsibilities

• Design and implement full-stack applications (front- and backend) using Java (JEE)
• Write, test, debug, and document code, solutions, and applications
• Collaborate with your team to handle the entire software development life cycle: from analysis and design to testing, deployment, maintenance, operations, and 3rd-level support
• Work closely with internal stakeholders and external partners to analyze existing applications, solutions, business processes, and requirements
• Modernize and expand current applications by migrating from on-premises infrastructure to a cutting-edge cloud platform
• Manage and maintain existing on-premises infrastructure, including Payara Application Servers and standalone Java applications

Expectations

• Min. 5 years of experience as Fullstack Developer
• Strong proficiency in Java, with knowledge of JSF, JPA, EJB, CDI, and JAX-RS
• Hands-on experience in JEE full-stack web application development
• Basic knowledge of SQL, UNIX, Maven, and Git
• Familiarity with requirements gathering, documentation, and the use of software design/modeling tools (e.g., UML)
• Solid understanding of software development processes, with flexibility and strong customer orientation
• Excellent command of English, both written and spoken, combined with strong communication skills
• Nice to have: Experience with agile development methodologies (e.g., Scrum); Knowledge of AWS cloud services (OpenSearch, EC2, Neptune, ECS); Work experience or familiarity with the international logistics industry

We offer

• Ongoing support from a dedicated agent, taking care of your project continuity, client contact, necessary formalities, work comfort and development
• Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors
• Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle
• Spectacular integration events, both for you (e.g., annual Kick-Off trip, Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres)
• Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients
• Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years
• A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad

About 7N

Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives.

Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.