Filip Ornstein
Co-Founder at Squared.one
Prague, Prague, Czechia
Summary
👤
Senior🎓
Top SchoolFilip Ornstein is a seasoned software founder and Ruby/Rails developer with 14 years of experience shipping scalable web applications. As founder of Sinfin.digital since 2008, he leads the open-source Folio CMS and platforms for media and e-commerce, prioritizing DX, clean architecture, and performance. He is also the co-founder of Squared.one (designer-focused online photo lab) and Auctea (auction engine and SaaS), driving pragmatic shipping across multiple ventures. Based in Prague, Czechia, he blends hands-on development with entrepreneurial leadership to deliver reliable, user-friendly systems. Early-stint experience at IBM Czech Republic shaped his disciplined, product-minded approach to both open-source and commercial software.
14 years of coding experience
Bachelor, Computer Science, Bachelor, Computer Science at Czech Technical University in PragueSpanish-Czech bilingual study, Spanish-Czech bilingual study at Gymnázium Budějovická
English, Spanish
Github Skills (12)
waf9
sinatra8
padrino8
ruby7
rails6
full-stack6
ruby-on-rails6
stimulusjs3
rails-engine2
defaults1
assets-management1
heroku1
Programming languages (2)
Github contributions (5)
sinfin/last-mile
Jul 2015 - Dec 2019
Contributions:8 pushes in 4 years 5 months
ornsteinfilip/skolavola
Sep 2021 - Nov 2024
Contributions:33 pushes, 1 branch in 3 years 2 months
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