
Senior JAVA Engineer (multithreading)
- Киев
- Постоянная работа
- Полная занятость
- Design and develop core backend services in Java with a strong focus on performance and scalability.
- Build and maintain highly concurrent, multi-threaded systems handling millions of requests per day.
- Architect and implement features for high-throughput, low-latency applications.
- Optimize system performance and memory usage under heavy load.
- Collaborate with DevOps, Product, and QA to deliver reliable and robust solutions.
- Participate in code reviews, technical design sessions, and mentorship of junior developers.
- Contribute to improving the engineering culture and technical excellence across the team.
- 6+ years of hands-on Java development experience.
- Deep understanding of multithreading, concurrency, and synchronization mechanisms in Java.
- Proven track record building and scaling high-load, distributed systems in production.
- Experience with microservices architecture, RESTful APIs, and messaging systems (Kafka, RabbitMQ, etc.).
- Familiarity with database technologies
- Solid architectural understanding of web applications and APIs
- Experience with concurrency – big advantage
- Experience with production mission-critical systems – advantage
- Good exposure with modern DevOps tools like Docker, Kubernetes, Helm, Shell Scripting, CI/CD – advantage
- Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes) is a plus.
- Strong communication skills and a proactive, collaborative mindset.
- Experience contributing to open-source projects.
- Experience with CI/CD tools and DevOps pipelines