Zoltán Hosszú
Senior Designer at 37signals
Bonn, North Rhine-Westphalia, Germany
Summary
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Rockstar🎓
Top SchoolZoltán Hosszú is a Senior Designer with over a decade of professional experience crafting UI, UX, motion and interaction design for large-scale consumer products and enterprise services. He has led design teams at Deutsche Telekom responsible for self-care apps serving 20+ million monthly users and now shapes product experience at 37signals. A hands-on maker, Zoltán has designed, built and launched multiple iOS and macOS apps himself and pairs visual craft with front-end coding skills. He teaches and mentors at UI Academy, where his animation and fundamentals lectures consistently rank among the top-rated sessions. Based in Bonn, Germany, he blends pragmatic product thinking with playful curiosity—LEGO-building, gaming and a fondness for space influence his human-centered approach.
11 years of coding experience
5 years of employment as a software developer
Bachelor of Science (BS), Bachelor of Science (BS) at Budapesti Mûszaki és Gazdaságtudományi Egyetem / Technical University of Budapest
English, German, Hungarian
Stackoverflow
356reputation
53kreached
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Github Skills (27)
hotwire10
kanban10
checkbox9
ruby9
rails9
rich-text-editor9
sketch-app9
dmx5128
kicad7
controller7
sketch-plugin7
megadrive7
swift6
cloudkit6
arduino6
Programming languages (5)
Github contributions (5)
zoltanhosszu/gaget-dashboard
Mar 2015 - Apr 2017
Contributions:2 pushes, 1 branch, 1 comment in 2 years 1 month
zoltanhosszu/z-mod-anbernic-stock-os-theme
Nov 2025 - Feb 2026
This is a pixel art based theme for the Anbernic XX devices, running Anbernic's Stock OS or ModOS
Contributions:1 release, 5 pushes in 3 months
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