Zohreh Razavi
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Personal R&D · 2025

RAG-Based Knowledge Assistant

A retrieval-augmented assistant that answers questions over a private knowledge base with grounded, cited sources.

Client
Personal R&D
Role
Product / Project Lead
Timeline
Sep 2025 – Jan 2026
Domain
AI / Knowledge
Approach
Iterative / experimental
Team size
1–4
Budget
Personal

Objective

Build a RAG assistant that retrieves from a private knowledge base and answers questions with grounded, cited responses.

What I did

  • ▸ Designed the ingestion, chunking, and embedding pipeline
  • ▸ Implemented retrieval + prompt assembly with source citations
  • ▸ Tuned chunking and retrieval for answer quality
  • ▸ Built a chat UI with source previews
  • ▸ Evaluated groundedness and relevance

Key deliverables

  • ▸ Document ingestion pipeline
  • ▸ Vector index & retrieval
  • ▸ Cited answer generation
  • ▸ Chat UI
  • ▸ Evaluation results

Outcome

Delivered a working assistant that answered questions with grounded, source-cited responses over a private corpus.

Tools & tech

  • RAG
  • Embeddings
  • Vector DB
  • LLMs
  • TypeScript
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