Patricio Mac Adden
Co-founder at SINAPTIA
City Bell, Buenos Aires, Argentina
Summary
👤
Senior🎓
Top SchoolPatricio Mac Adden is a seasoned Ruby on Rails engineer and co-founder with over 15 years of hands-on experience building, upgrading, and optimizing production web applications from Argentina. He leads SINAPTIA, delivering pragmatic, high-performance Rails solutions and exploring practical AI integrations to add measurable value. Beyond commercial work he has a long teaching and academic assistance history at Universidad Nacional de La Plata, mentoring students in Ruby, Python and software project courses. An active open-source contributor, he has contributed to the canonical Sinatra framework by improving internals, tests and mime-type handling—evidence of his attention to robustness and edge cases. Patricio blends entrepreneurial drive with deep backend craftsmanship and a consistent focus on maintainability and performance.
15 years of coding experience
14 years of employment as a software developer
Licenciatura, Informatics, Licenciatura, Informatics at Universidad Nacional de La Plata
Spanish, English
Github Skills (5)
testing10
web-framework10
sinatra10
ruby10
rack9
Programming languages (8)
Github contributions (5)
sinatra/sinatra
Mar 2013 - Nov 2013
Classy web-development dressed in a DSL (official / canonical repo)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:30 commits in 8 months
Contributions summary:Patricio contributed to the Sinatra framework, primarily focusing on improving its internal workings and test suite. They addressed inconsistencies in header usage, silenced warnings from external dependencies, and fixed integration tests. The user also made changes to improve mime type matching and added a test for this feature. Furthermore, they updated the codebase with reindenting and typo corrections.
hamlsinatradslrackruby
laplatarb/laplatarb.github.io
May 2014 - Aug 2022
la_plata.rb website
Contributions:8 commits, 1 PR, 1 push in 8 years 4 months
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