Data Bricklaying Diary

Oct 21, 2026 · R&D Management

AI Code Review: Why Two Agents Miss the Same Bugs and How to Fix It

The article explains why simply adding a reviewer AI agent after a developer agent fails when both share requirement misunderstandings, and proposes a structured multi-agent review process: independent judgment against acceptance criteria first, automated mechanical checks, risk-based review division, actionable findings with trigger conditions and verification steps, reverse test validation via mutation and negative testing, and review conclusions tied to specific commits with expiration tracking.