Senior AI Engineer | LLM Agents & Graph RAG

Senior AI engineer with 7 years building production LLM agent systems and Graph RAG architectures. M.Sc. from Seoul National University, 2 granted patents in AI optimization.

I design multi-agent pipelines using LangGraph, LangChain, and Neo4j. Shipped systems for enterprise clients including LG Energy Solution, Netflix, Sony, and GS Retail.

Current personal project: 2asy.ai, a Graph RAG economic intelligence platform on Neo4j tracking tariff and trade causal chains. Ingests 2,400 articles per day, selectively promotes 100 per day to the knowledge graph, runs on local GPU inference at approximately 5% of cloud API cost.

Live demos at d...