Senior Java Engineer

Our client is a leading European online car marketplace, reaching over 30 million users per month across 18 countries. As a Senior Java Engineer, you will play a key role in shaping the future of online car trading and enhancing the experience for millions of buyers and sellers.

Responsibilities:

• Design and implement scalable backend services in Java;


• Model complex business domains using strong type systems;


• Build and maintain event-driven and distributed systems;


• Contribute to architectural decisions around concurrency, streaming, and data consistency;


• Write clean, testable, and maintainable code;


• Improve CI/CD pipelines, observability, and system reliability;


• Collaborate closely with product and platform teams.

Requirements:

• 4+ years of backend development experience in Java;


• Experience with Java Spring Boot;


• Familiarity with event-driven architectures (Kafka);


• Deep understanding of effect systems (Cats Effect), functional programming principles, type classes, higher-kinded types, pure vs impure boundaries;


• Experience building distributed systems;


• Strong understanding of concurrency and asynchronous programming;


• Upper-intermediate English or higher.

Nice to Have:

• Experience with Scala 3;


• Experience with PHP;


• Knowledge of tagless-final patterns;


• Experience in fintech or high-integrity domains;


• Contribution to open-source projects.

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