About this role
Senior Java Engineer (Segmentation & Audience Platform) at Sigma Software. Location: Warsaw, Masovian Voivodeship, Poland. Role: designing components, building engines, optimizing performance Requirements: 5+ years backend experience, strong Java and distributed-systems expertise, experience with event-driven/cloud-native architectures, data modeling, API design, and upper-intermediate+ English. Category: Software Development Seniority: Senior Level Tools: Java, Quarkus, Elasticsearch, OpenSearch, Google Cloud Platform Commitment: Full Time Workplace: Remote Languages: English