Senior Data Engineer - Knowledge Graph (Neo4j) [J275]

• Build and maintain ETL/ELT pipelines from Microsoft Fabric lakehouse into Neo4j
• Transform structured and unstructured data into high-quality graph models
• Implement automated ingestion, delta updates, and scalable loading patterns
• Design and optimize Neo4j graphs (Cypher, APOC, indexes, constraints)
• Tune graph performance for agentic and GraphRAG retrieval
• Ensure data quality, lineage, monitoring, and auditability
• Collaborate with AI Architects and Agent Engineers on retrieval patterns

Do you have experience in Neo4j?, We're looking for a Senior Data Engineer with strong Neo4j experience to build and operate the enterprise knowledge graph and retrieval backbone for an AI ecosystem. This role focuses on designing scalable data pipelines that transform enterprise data into a Neo4j backed semantic graph powering agentic reasoning and GraphRAG workflows.

This is a hands-on engineering role focused on data pipelines, graph construction, performance, and reliability, not academic ontology work., * Strong data engineering background (pipelines, orchestration, modeling)

• Hands-on Neo4j experience (Cypher, APOC, bulk ingestion, performance tuning)
• Experience with Microsoft Fabric, Synapse, ADF, or similar cloud data stacks
• Python or TypeScript for pipeline and integration work
• Familiarity with GraphRAG, retrieval systems, or RAG hybrids

Nice to Have

• Experience with regulated enterprise data (banking, finance, operations)
• Knowledge of vector stores and embedding pipelines
• Exposure to AI-driven or multi-agent systems

• Attractive salary
• Large freedom and real influence
• No unhealthy competition, team approach to meeting challenges
• Remote-first, flexible working culture
• Company apartments in cool cities across Europe: work and enjoy a memorable getaway

We are a software house with 18 years of experience and a global portfolio of projects. We help businesses modernize, scale, and innovate through custom software solutions - always with a focus on flexibility and quality. Our team embraces unconventional ideas and new technologies, delivering solutions that drive real impact. If you value professionalism, creativity, and a strong engineering culture, you'll feel at home here.