Shadow traffic over CI: ship faster for 3 months without waiting on pipelines

Arindam_1729 · x · 2026-10-13

A developer shares a workflow for shipping without waiting on CI for 3 months: SHADOW mirrors real requests to new code invisibly, JUDGE compares old vs new outputs by intent, and SWAP ships passing changes with 200ms rollback. Shadow traffic tests against what users actually do, and failures come with the exact breaking request attached. Includes an article on building your own Jev-like decision model in 15 minutes.

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