Full Stack Java React Developer

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Join a global engineering team within the banking sector focused on delivering high-quality production code through a scalable microservices architecture. In this Full Stack role, you will balance backend application design and frontend development while fostering a modern, high-performing engineering culture. You will collaborate across regional boundaries, address technical risks, and drive automated deployment practices to push changes to production frequently.

Details

Engagement Details

• Contract Type: B2B

• Allocation: Full-time workload.

• Start Date: ASAP / 1-month notice period acceptable.

• Duration: Long-term (> 12 months).

• Work Model: Hybrid – 6 days per month required in the Kraków office (flexible scheduling, including the option to complete all 6 days in a single block).

• Recruitment Process: 2 rounds (Technical Interview & Live Coding).

Responsibilities

• Hands-on Delivery: Write, review, and ship production-ready full-stack code aligned with a distributed microservices structure.

• API & Database Engineering: Design, develop, and deploy robust RESTful APIs and write schemas for relational databases.

• Cross-Functional Collaboration: Partner with a global engineering and business network, removing delivery impediments and proactively flagging risks to program management.

• Process Optimization: Monitor business, engineering, and non-functional project requirements to eliminate technical debt and process inefficiencies.

Requirements

• Senior Engineering Baseline: Proven commercial track record in backend application design, development, and enterprise deployment.

• Architecture: Strong experience implementing and maintaining code within a microservices ecosystem.

• CI/CD Mindset: Demonstrated ability to support frequent, automated production releases.

• API Development: Extensive hands-on experience building and deploying RESTful APIs.

• Database Skills: Strong proficiency in schema design and querying within PostgreSQL databases.

• Languages: Full professional English proficiency (the sole project language).

Nice to Have

• Solid experience with Java, preferably using recent versions of the language.

• Practical familiarity with frontend development using ReactJS.

• Understanding of cloud-native systems, containerization, and orchestration technologies (Docker, Kubernetes, and GCP).

• Prior domain experience working within the financial or fintech/banking sector.

• Polish B2+