Houdrik
Notes from the studio

#engineering

7 posts tagged with this.

Cover · migrations-you-can-actually-roll-back
Engineering
· Mar 11, 2026

Migrations you can actually roll back

Nearly every team will tell you their migrations are reversible. Try it on a Tuesday afternoon. Here are the patterns that make rollback a routine event instead of a Saturday emergency.

Cover · cost-ceilings-llm-features
Ai
· Jan 21, 2026

Cost ceilings for LLM features are an engineering problem, not a finance one

Most teams treat the monthly LLM bill as something for finance to escalate. It is an engineering problem with engineering levers, and the time to design for it is day one — not month three.

Cover · observability-minimum-that-earns-its-keep
Engineering
· Nov 4, 2025

The observability minimum that earns its keep

Enterprise vendors oversell observability and small teams underbuild it. There's a two-week setup that pays back forever, and a lot of stuff past that which only earns its keep at scale.

Cover · stack-agnostic-does-not-mean-no-defaults
Opinion
· Sep 30, 2025

Stack-agnostic does not mean no defaults

The most common misreading of "we pick the stack per engagement" is that we have no opinion about anything. We do. The opinions are just the floor, not the ceiling.

Cover · schemas-that-survive-the-second-feature
Engineering
· Aug 12, 2025

Schemas that survive the second feature

The most consistent failure mode of AI-built systems is the database schema. It looks reasonable for three use cases and becomes unworkable the moment the fourth arrives.

Cover · auth-that-survives-an-owasp-pass
Engineering
· May 15, 2025

Authentication that survives an OWASP pass

An AI model will scaffold a login form in 90 seconds and it will look right. What it will not do, even with a reputable library, is survive a serious security review. Here's the list.

Cover · boring-infra-checklist
Engineering
· Feb 20, 2025

The boring-infrastructure checklist we ship every project with

Every studio claims to build production-grade software. Production-grade is a checklist with sharp edges, not a vibe. Here's the one-page list we ship with every engagement.

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