Eugenio A. Jimenes
Senior Ruby on Rails Engineer, 8+ yrs Rails, based in Brazil (UTC−3), open to remote roles in Brazil and abroad, comfortable in English-speaking or Portuguese-speaking teams. Career break since Jan 2026: focused study and upskilling in system design, data structures and algorithms, Ruby on Rails internals, and English fluency (target: C1).
Bachelor’s degree in Computer Science from University of São Paulo. Working in the area since 2012. Despite being curious and passionate about technology I maintain my ambiguous “Pain and joy” relationship with IT in the classic battle of managing expectations, focus, and frustration.
Tracking my English mistakes with a Claude Code hook
I’m Brazilian and I’ve been studying English hard for the last couple of years. I keep tripping on the same things: prepositions after gerunds, make vs do, the eternal then vs t...
Cleaner Git history with --fixup and --autosquash (and when it doesn't matter)
I was studying Git for a senior interview prep when I rediscovered a workflow I keep forgetting: the --fixup + --autosquash combo. It’s one of those features that feels invisibl...
Today I learned: Etags in Rails
Recently I’ve been studying about Browser caching and noticed that I didn’t really know how to use Etags in Ruby onRails. Then came the excellent opportunity for this “Today I l...
Ruby Metaprogramming - unraveling the world!
Some days ago I’ve tried to explain the concept of Metaprogramming to a friend who is starting inthe IT area and is studying Ruby as her first language, my influence by the way,...