Premal Katigar

AI engineering · 2026

Evidence-first knowledge assistant

A retrieval system that helps a specialist team answer policy questions with citations and a visible confidence trail.

72%

faster first-pass research

100%

answers linked to sources

more cases reviewed

The work

Challenge

Critical answers were buried across changing policy documents, while generic AI tools could not show where claims came from.

Approach

I built a source-aware retrieval pipeline, evaluation set, citation interface, and a clear refusal path for weak evidence.

Result

Reviewers reach reliable source material faster while retaining control over every final decision.

Services

RAG architecture · Evaluation design · Product engineering

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