I'm Henrik. I build things and write about them.
I've spent 15 years shipping products across AI, IoT, and SaaS, including one that got acquired. If you're trying to figure out where AI actually fits in your product or business, have a read. Or get in touch.
How to Know Your AI Actually Works
A practical guide to evals for small teams shipping AI features without a QA process.
Peer-reviewed knowledge
Remember Aardvark and ChaCha, the old human search engines? I keep wondering if AI could bring back a version, somewhere outside your network to ask 'does this actually make sense?'
Building StackCLI
I wanted to schedule Substack Notes from the terminal because I didn't want Substack open while I was working. Substack doesn't have an API, which made it interesting.
tended 7 weeks agoAdd PII detection for extra safety
Wired OpenAI's privacy-filter into Claude Code as a pre-push hook, about 150 lines of TypeScript. A small example of a bigger idea: you can let AI write the code if you build the checks around it.
tended 2 months agoFull test coverage
I find great joy in adding heavy test coverage to the apps that I build, and then adding them to Github Actions to run automatically on deploy. Coding agents wi
tended 2 months agoSounding-board calls, advisory, the occasional speaking gig.
I take on a few advisory engagements at a time, especially around AI-era product growth. If you're stuck on positioning, distribution, or what to ship next, an hour of pushback usually beats a week of staring at a doc.