Jiří Zůna
Developer at Bitsafe
Prague, Prague, Czechia
Summary
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SeniorJiří Zůna is a seasoned Java developer with 14 years of experience building secure, production-grade web and backend systems from Prague. He has deep expertise across JVM technologies and frameworks—Spring, Hibernate/iBatis, Struts/Stripes, GWT and Scala—and strong hands-on experience delivering payment and encryption-focused products. Jiří has led engineering teams to build end-to-end encrypted cloud storage and guided development of card issuing and ecommerce payment integrations with European banks. He pairs backend architecture skills with frontend and desktop app experience (NWjs/Three.js for 3D printing tooling) and has shipped mobile and API-driven systems for government-scale projects. Comfortable in both startup and enterprise contexts, he often bridges security, cryptography-friendly design, and practical engineering. Colleagues rely on him for pragmatic, full-stack solutions that balance robust security with real-world operational needs.
14 years of coding experience
12 years of employment as a software developer
English, German
Github Skills (54)
robot8
rocks8
kotlin7
cider7
hardware7
dao7
development-environment7
organize7
ring7
dart6
hydrogen6
mouse6
ports6
nodejs6
emacs6
Programming languages (12)
Github contributions (5)
zuzkins/aoc-2021
Dec 2021 - Jan 2022
Contributions:55 commits, 21 pushes, 1 branch in 1 month
zuzkins/docker-images
Jan 2017 - Jun 2022
Handy Docker images
Contributions:1 PR, 19 pushes, 1 branch in 5 years 5 months
dockerfiledocker-imagedockerhydrogendocker-images
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