Enterprise RAG-Based Document Intelligence
A production retrieval-augmented generation platform that turns sprawling enterprise document sets into grounded, cite-backed answers.
LangChainLlamaIndexPineconeFastAPI

Highlights
- Hybrid dense + BM25 retrieval with metadata-scoped filters for tenant isolation.
- Chunking and embedding pipelines tuned per document type (contracts, policies, wiki).
- Answer synthesis with inline citations, source previews, and refusal on low-confidence retrieval.
Outcomes
- Reduced average research time per query by 60% across pilot teams.
- Scaled to millions of chunks with sub-second p95 retrieval latency.
Stack
- LangChain
- LlamaIndex
- Pinecone
- FastAPI
- PostgreSQL
- OpenAI API