Codeminer42's Engineering Blog
What Codeminer42 engineers dig up at work: field notes on Rails, AI tooling, security, and keeping product teams shipping.
The comment started with three words: This breaks prod. It was a PR of about five hundred lines -- in a repo I had just encountered, and I was't the one who wrote it. An agent did, after opening three…
I built a dojo where Claude Code tutors you and refuses to type your code. Making that refusal stick took four tries, and the result is a recipe for packaging any team workflow as a plugin.
A complement to Fabio Akita's post on the Coinkite RNG problem (in Portuguese), aimed at people who used a BIP39 passphrase and at the question left hanging: did…
GemLab has several projects running at the same time, and all of them change from week to week. Then someone asks how Mother is doing, and the honest…
Customer support is one of those areas where the toolset shapes not just agent efficiency, but the entire quality of the customer relationship. When the CS team at…
Memory and context engineering for a long-running AI agent: how BETanIA got a diary, a mood, grudges, and a compaction strategy - and won our World Cup pool.
