Senior Java Engineer
N-iXUkraine14 hours ago
Full-timeEngineering
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Our client is a leading European online car marketplace with over 30 million monthly users and a presence in 18 countries. As a Senior Java Engineer, you will play a pivotal role in shaping the future of online car markets, contributing to the platform’s scalability, reliability, and overall user experience for millions of car buyers and sellers across Europe.
Responsibilities:
Responsibilities:
- Design, implement, and maintain scalable backend services in Java.
- Model complex business domains using strong type systems.
- Build and manage event-driven, distributed systems with high throughput.
- Contribute to architectural decisions regarding concurrency, streaming, and data consistency.
- Write clean, testable, and maintainable code following best practices.
- Improve CI/CD pipelines, system observability, and reliability.
- Collaborate closely with product, platform, and engineering teams to deliver high-quality solutions.
- 5+ years of backend development experience in Java.
- Strong knowledge of Spring Boot.
- Hands-on experience with event-driven architectures, preferably Kafka.
- Practical experience with the Typelevel ecosystem (Cats, Cats Effect, FS2, Http4s).
- Deep understanding of:
- Effect systems (Cats Effect);
- Functional programming principles;
- Type classes and higher-kinded types;
- Pure vs impure boundaries.
- Experience building distributed systems.
- Strong understanding of concurrency and asynchronous programming.
- Upper-Intermediate English or higher for technical communication.
- Experience with Scala 3.
- Experience with PHP.
- Knowledge of tagless-final patterns.
- Background in fintech or high-integrity domains.
- Contributions to open source projects.
- 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
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