Fullstack Developer (50% Java + 50% React)

The position is for a Fullstack Developer to work on a core engineering initiative for a global wealthtech and fund distribution platform. The project supports global investment fund and asset management processes.

• Mid-Senior level experience as a Fullstack Developer on enterprise-scale systems.
• Strong proficiency in Java and the Spring / Spring Boot framework ecosystem.
• Solid hands-on experience building web applications with React, JavaScript, and TypeScript.
• Good knowledge of REST API development and integration in complex application environments.
• Fluent in English for daily communication within an international project setup.

Nice to have:

• Practical experience with microservices architecture and event-driven messaging (e.g., Kafka).
• Knowledge of containerization and orchestration tools (Docker, Kubernetes).
• Exposure to CI/CD pipelines and public cloud platforms (AWS, Azure, or GCP).
• Prior background in financial services, investment banking, or asset management (investment funds / ETFs).

• Develop robust backend microservices and application components using Java and Spring / Spring Boot.
• Build modular, responsive frontend user interfaces using React and JavaScript / TypeScript.
• Design, build, and integrate high-performance REST APIs.
• Collaborate with international engineering teams on business and technical requirement analysis.
• Maintain, refactor, and enhance existing applications within a complex, service-oriented architecture.
• Troubleshoot, debug, and resolve technical issues across full-stack environments.

Employment type is B2B contract. Location: Warsaw, Poland with hybrid model (2 days per week in-office).