Senior Data Engineer: High-Throughput Java & Kafka Pipelines

Who is Hiring in Warszawa, Poland, seeks a senior backend engineer to design and maintain distributed, high-throughput systems. You will build production-grade Java services, optimize Kafka and Flink pipelines, and integrate data across products using PostgreSQL, ClickHouse and Redis.

You will also implement APIs with gRPC/Protobuf, collaborate with architecture, product and DevOps teams, and ensure observability, security and code quality in a fast-moving enterprise environment.