Senior Backend Engineer

Sigma Software · Warsaw, Masovian Voivodeship, Poland

Location
Warsaw
Job Type
full-time
Posted
June 01, 2026

Job Description

Job Description

  • Design and develop scalable AI-powered backend systems for SysML-based engineering environments
  • Build and maintain distributed data ingestion and ETL pipelines for large-scale engineering artifacts and technical documentation
  • Develop and optimize LLM-powered workflows for metadata extraction, semantic analysis, and entity resolution
  • Implement AI agents and multi-agent orchestration workflows
  • Design and improve RAG-based architectures and semantic retrieval pipelines
  • Develop graph-based knowledge representation and traceability analysis solutions
  • Work with graph databases, graph processing libraries, and semantic relationship modeling
  • Build and optimize distributed data processing workflows using Apache Spark
  • Collaborate with cross-functional engineering teams to integrate AI capabilities into platform services
  • Design scalable and high-performance APIs and backend services
  • Im...

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