Lead Developer - Knowledge Graph & Semantics (f/m/d)
SAPBerlin, Germany
Posted March 19, 2026
Full Time
About the Company
SAP innovations help more than four hundred thousand customers worldwide work together more efficiently and use business insight more effectively.
Job Description
Join SAP's Knowledge Graph CoE to design, develop, and scale the Knowledge Graph platform for AI use cases in trusted business context. Lead development of ontology-to-graph pipelines, entity extraction workflows, and graph traversal algorithms.
Requirements
- 5+ years of professional experience in software development with a focus on data-intensive applications
- Familiarity with semantic web standards (RDF, RDFS, SPARQL) and ontology concepts, or data science background with NLP/NER experience
- Strong Python skills (PySpark, LangChain, Databricks APIs)
- Experience with at least one graph database (Neo4j, Neptune, Stardog, SAP HANA Graph is a plus) and query languages (Cypher, SPARQL, Gremlin)
- Good understanding of RAG architectures (vector databases, embeddings, reranking)
- Experience with Databricks, Delta Lake, or similar
- Good understanding of MLOps (MLflow, model serving, evaluation)
- Familiarity with agentic AI
- Proficient in both German and English, with strong communication skills
Benefits
- Constant learning, skill growth, great benefits, and a team that wants you to grow and succeed