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hero.tsx[0]

bruno guimaraes

Fullstack developer. I build web systems that stay calm under load.
$ whoami && cat now.txt
read the blogemail melinkedingithub
whoami[1]
$ name
Bruno Guimaraes
$ role
Fullstack developer
$ focus
Web systems, DX, on-call sanity
$ stack
TypeScriptNext.jsNodePostgresGo
now.log[2]
× the gym habit this week: 2/4.
→ reading: The Pragmatic Programmer, anniversary edition.
→ trying not to have opinions on whitespace this quarter.
→ reading: Designing Data-Intensive Applications, ch. 7.
→ weekend toy: a tiny typed event bus.
blog/[3]
[2026-05-04] #ai #google #gemma #open-weights #infrastructure
Google gave away Gemma 4 and you should know why
Gemma 4 is not free because Google forgot how to charge. It is free because Google can make money from the cloud, devices, and developer ecosystem around the model.
[2026-04-30] #agents #ai-engineering #product-engineering
The stack your agent picks is a product decision
Coding agents are becoming default stack selectors. The risk is not always a bad pick. It is a reasonable local optimum that quietly becomes production.
[2026-04-27] #agents #claude-code #ai-engineering
The bug is in the harness, not the model
Two months of 'Claude Code got worse' turned out to be three harness bugs. The model never drifted.
see all →
contact.sh[4]
$email  mguimaraesbruno@gmail.com
$linkedin  bruno-guimaraes1
$github  brunomguimaraes
best response time: 24h on weekdays.