Senior AI Engineer with Graph (GraphRAG, Neo4J)

We are looking for a Senior AI Engineer with Data engineering experience for the team of our Fortune 50 client, building scalable, production-grade data and AI-enabled systems. The main objective of the role is to design and develop scalable data pipelines, backend services, and APIs as well as build knowledge graph solutions, including graph data modeling, relationship mapping, and graph traversal logic. This is a long-term remote-first contract position with a required overlap of US working hours (2-6 PM CET) . Responsibilities Build ETL pipelines Design data models. Design and implement GraphRAG solutions combining knowledge graphs, vector search, metadata, and LLM-based retrieval. Create Source to Target Mappings (STMs) for ETL specifications. Implement automated ingestion patterns, incremental (delta) updates, and streaming/CDC workflows. Collaboration & Agile Development Gather requirements , set targets , define interface specifications , and conduct design sessions . Work closely with data consumers to ensure proper integration. Adapt and learn in a fast-paced project environment . Work Conditions Type: Full-time & Long-term contract work Start Date : ASAP Location : Remote (99%) in Europe; must be able to travel freely within Europe for workshops. US Time Zone Overlap : Required ( 2 PM - 6 PM CET ) Contract with European LLC