Built, tested, learned
Projects & Experiments
Three projects
A small, evidence-backed set of things I have built or tested in public.
LightTag
I built LightTag, a text-annotation platform for teams producing training data, bootstrapped the company, and sold it to Primer. The archive includes the engineering and product lessons that survived the company.
Read the acquisition note →The AI reading experiment
A ten-minute daily ritual using Anki and AI-made material helped my son learn to read. The useful part was not the model; it was the cadence, patience, and feedback loop around it.
Read the experiment →StableNormal on Modal
I wrapped an obscure vision model in a serverless GPU endpoint, then worked backward from user experience to cold starts, dependency weight, and latency.
Read the field note →