In this channel's material, the code maintenance reviewer is one of two reviewer roles in Ryan Nystrom's multi-agent swarm review skill — the counterpart to the correctness reviewer [^7d2a932-b281-5828-9eb1-bf812129ae58@0]. Where the correctness reviewer hunts for errors, the code maintenance reviewer looks at the shape of the code: existing patterns that should be followed, code worth reusing, and things that will fall apart at scale.