Senior Knowledge Graph Developer
United Airlines1 month ago
Responsibilities
- Design and implement scalable knowledge graph schemas using property graph and RDF-based models.
- Define and maintain ontologies, taxonomies, and semantic models across business domains.
- Lead ETL/ELT pipelines that ingest, transform, and map heterogeneous data into the knowledge graph.
- Develop and optimize Cypher, SPARQL, and Gremlin queries and high-performance APIs for downstream applications.
- Integrate knowledge graphs with LLMs, RAG pipelines, graph embeddings, and agentic frameworks.
- Establish governance practices for data quality, lineage, access control, and metadata management.
- Monitor graph performance and optimize indexing and traversal strategies for production environments.
Requirements
- Experience designing and scaling enterprise knowledge graph initiatives.
- Experience with property graph technologies such as Neo4j and TigerGraph and/or RDF-based models.
- Experience with ontology engineering, taxonomies, semantic models, and entity relationships.
- Experience developing data integration and ETL/ELT pipelines across relational, NoSQL, API, and unstructured data sources.
- Proficiency with graph query languages including Cypher, SPARQL, and Gremlin.
- Experience designing APIs and integrating knowledge graphs with AI/ML systems, LLMs, RAG pipelines, graph embeddings, or agentic frameworks.
- Knowledge of graph governance, data quality, lineage, access control, metadata management, indexing, and traversal optimization.
Benefits
- Health and wellness benefits are provided.
- Employees can build connections with teammates and customers.
- Employees can travel using the company’s extensive route network.
Tech Stack
Neo4j
Categories
BackendData Engineering