Ondra Koupil
Freelance Web Developer at Freelance Web Development
Hradec Králové, Northeast, Czechia
Summary
👤
Senior🎓
Top SchoolOndra Koupil is a seasoned full-stack web developer with 11 years of professional experience building fast-loading, pixel-perfect websites, web applications, and hybrid mobile apps. As a freelance developer and former Co-Founder/CTO, he combines hands-on PHP and modern front-end expertise (Angular, Svelte, Ionic/Capacitor) with project coordination and team management experience. He has a strong background in web CMS and e‑commerce systems, and consistently focuses on practical, maintainable solutions that perform well on mobile and desktop. Based in Hradec Králové, Czechia, Ondra favors project-based freelance work and is not pursuing full-time roles. His academic foundation in cybernetics gives him a systems-oriented approach to architecture and UX performance trade-offs.
11 years of coding experience
13 years of employment as a software developer
Master's degree, Cybernetics, Master's degree, Cybernetics at University of West Bohemia, Pilsen
English, Czech, French
Stackoverflow
1,054reputation
96kreached
48answers
0questions
Github Skills (148)
payment-service10
payment-gateway10
payment-integration10
payment10
payment-methods10
adyen10
payment-processing10
visa9
wearables9
php9
mastercard9
gateway9
api8
toggle8
development-tools8
Programming languages (8)
Github contributions (5)
ondrakoupil/tools
May 2015 - Nov 2022
Just a bunch of tools for myself
Contributions:46 commits, 41 pushes, 1 branch in 7 years 6 months
ondrakoupil/app-tools
May 2019 - Aug 2024
Contributions:67 pushes, 4 branches, 11 tags in 5 years 3 months
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