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Java Developer
  • Warsaw
Java Developer
Warszawa, Warsaw, Masovian Voivodeship, Polska
OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
22. 10. 2025
Informacje o stanowisku

technologies-expected :


  • Java
  • React.js
  • Bootstrap
  • Tailwind
  • CSS

about-project :


  • ? Warsaw / Hybrid (initially remote, ~3 days/week on-site) | ? Up to 6,500 USD | ? Our Client – US-based technology firm in private capital / financial markets
  • We are looking for a Senior Java Full Stack Developer (5+ years of experience) with strong expertise in Java (Spring Boot, Hibernate, JPA) and React.js. You will join a dynamic Agile team working on complex, high-impact financial and capital market systems. This role is based in Warsaw with an initial remote setup, moving to a hybrid model (around 3 days per week on-site).

responsibilities :


  • Front-End Development: Build responsive and high-performance UI components using React.js, Redux, TypeScript, and modern JavaScript.
  • Back-End Development: Develop RESTful APIs and microservices with Java, Spring Boot, Hibernate, and JPA.
  • Database & Integration: Work with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) databases. Integrate third-party services and APIs.
  • DevOps & Deployment: Manage CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI/CD), containerization (Docker, Kubernetes), and cloud deployments (AWS, Azure, GCP).
  • Quality & Collaboration: Write clean, testable code with unit/integration tests. Collaborate closely with designers, product managers, and DevOps engineers in Agile ceremonies.

requirements-expected :


  • 5+ years’ experience as a Full Stack Developer with Java + React.js.
  • Strong grasp of front-end frameworks (Material-UI, Bootstrap, Tailwind CSS).
  • Deep knowledge of microservices, API Gateway, and authentication (OAuth2, JWT).
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
  • Excellent communication, problem-solving, and teamwork skills.

offered :


  • Competitive salary up to 6,500 USD (B2B contract).
  • Remote start, transitioning to hybrid (Warsaw office).
  • Full benefits package.
  • Generous paid time off.
  • Opportunity to work on impactful financial / capital market systems.
  • Collaborative, innovative, and tech-driven culture.
  • Learning opportunities, conferences, and training programs.

benefits :


  • remote work opportunities
  • integration events

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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