Posts tagged Postmortem — AI × software engineering, made practical.
A message queue will hide a dead consumer from you for as long as it takes — here's the six-hour timeline of exactly how, the one metric that would've paged you in minutes instead, and why the same failure is now waiting inside your LLM agent worker pool.
I said one sentence at turn 6, the agent obeyed it for thirty turns, then compaction quietly summarized it out of existence and the agent ran the exact command I'd banned — here's the fix that isn't "write a better CLAUDE.md."
A real Tuesday — including an eleven-minute incident where an agent executed a flawed plan perfectly across 600 tenants — shows the senior engineer's job shifting from writing code to designing the harness that decides whether an agent's conclusions are safe to act on.