Senior Knowledge Graph Engineer

📋 Description

• Design and maintain high-speed GraphRAG ingests to graphs.
• Ingest ERP/SQL data, ESG reports, and streams into graphs.
• Build NER, entity linking, and dedup workflows for canonical nodes.
• Develop GraphRAG tooling with Cypher, SPARQL, NL2Query endpoints.
• Implement SHACL data quality tests in CI/CD.
• Optimize multi-hop queries and indexing for sub-second traversal.

🎯 Requirements

• Degree in CS, Math, Engineering, or related field.
• 4+ years of production graph DB development (Neo4j, Memgraph, TigerGraph) or RDF stores.
• Cloud experience, preferably Azure (AzureML, Bicep, Storage).
• Advanced Python (RDFLib, NetworkX, PyGraphistry).
• Experience with NLP pipelines (LangChain, LlamaIndex, spaCy) or LLM extraction.
• DBT data transforms and vector stores (Qdrant, Pinecone, pgvector).

🎁 Benefits

• Hybrid work in Barcelona or remote from Spain.
• Flexible hours and wellness allowance.
• Private health and life insurance.
• Remote work from abroad policy; meals and transport vouchers.
• Learning and development opportunities.
• Employee recognition and social programs.