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Testing

Field notes, architecture decisions, and practical guides filed under this recurring subject.

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AI ENGINEERING

16 September 2026 · 10 MIN READ

Deck-as-Code: How a Fleet of Review Agents Saved My Conference Deck

Iterating a 24-slide conference deck under review pressure, I stopped editing PowerPoint by hand. Every version is now rebuilt by an idempotent python-pptx script from the last validated file, and reviewed by four parallel critique agents reading rendered frames — because the XML lies about what the eye sees. Eight blocking defects on a version I was ready to ship, one vertical-tab pitfall, and a ghost footer hiding in the slide master: here is the pipeline.

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AI

07 August 2026 · 7 MIN READ

Validate the Issue, Not the Structure: a Self-Correcting Pipeline for LLM-Generated Games

My pipeline generates a playable HTML5 game every day with Bedrock. An audit found 6 of 7 published games broken — while every one of them passed structural validation. Here is how I rebuilt the quality gate around real usage: hit-tested playtests, a progress-signal check, prompt contracts, and a fail-closed publish loop that rejected three broken versions before shipping a good one.

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