Senior Java Backend Engineer – Spring Boot & API Expert
Summary
Design and implement backend services in Java/Spring Boot, build RESTful APIs, optimize SQL queries, and support CI/CD pipelines for a backend team in Poland.
Sii Poland is looking for an experienced Senior Java Developer to join the backend team in Poland. You will design and implement backend services using Java, Spring Boot, and Spring Framework, build RESTful APIs, and optimize SQL queries.
You will collaborate on architecture, write unit tests, and participate in CI/CD and deployment support. The role requires strong Java expertise, cloud familiarity (GCP), Kubernetes, and experience with Kafka/Redis.