Data Engineering

RAG-Based Document Q&A System

Highly concurrent vector retrieval pipeline packaged for instant deployment.

FastAPIPythonPineconeDockerVector Embeddings
// PROBLEM

Querying large, unstructured document corpora requires an architecture capable of handling concurrent ingestion and retrieval requests without blocking system throughput.

// APPROACH

Designed a highly concurrent retrieval-augmented generation pipeline using FastAPI and Python. Implemented document chunking, embedding, and optimized index writes to a Pinecone Vector Database, packaging the entire environment into Docker containers with configurable worker counts.

// OUTCOME

Achieved consistent retrieval latency and relevance scores under high concurrent load in a production-like environment.

Key Technical Highlights

FastAPI async endpoints handle concurrent ingestion and retrieval without blocking

Intelligent document chunking with overlap for context preservation

Optimized batch index writes to Pinecone Vector Database

Docker containers with configurable worker counts for horizontal scaling

Consistent retrieval latency under high concurrent load

Production-grade environment packaging for instant deployment

Kumar Priyam | Data Engineering & Full-Stack Developer