
Fintech
AI underwriting cut loan decision time by 80%
A lending platform replaced slow manual review with an LLM + RAG pipeline grounded on policy documents — with full audit trails and human-in-the-loop sign-off.
- 80%
- Faster decisions
- 3x
- Applications processed
- 100%
- Auditable decisions
The challenge
What needed solving
Underwriters spent hours per application cross-referencing policy documents by hand. Decisions were slow, inconsistent, and hard to audit — capping how many loans the team could process.

What we did
Our solution
- Built a retrieval-augmented pipeline grounded on the lender's own policy and risk documents, so every recommendation cites its source.
- Added automated evaluation and guardrails to catch low-confidence or out-of-policy cases for human review.
- Kept a human-in-the-loop sign-off step with a full, exportable audit trail for compliance.
Stack
Next.jsPythonLLM + RAGPostgreSQLAWS
CodeGenIT turned a months-long AI ambition into a shipped, audited system our risk team actually trusts.
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