Senior Ruby on Rails Engineer with 10+ years of backend experience in fintech, SaaS, and high-traffic environments. Based in Barcelona.
- Backend development — Ruby, Rails, PostgreSQL, Redis, Sidekiq
-
- Modern Rails frontend — Hotwire, Turbo Streams, Stimulus
- Reliability & ownership — production issue investigation, refactoring legacy systems
- AI-assisted development — currently completing a Master's in AI-assisted Development (BIG School)
- GRAIN — Audio saturation plugin (VST3/AU) built with C++/JUCE using AI-assisted development
- jikanrb — Ruby wrapper for the Jikan API
Remote worldwide or hybrid in Barcelona.




