Michal Kvasničák
Senior Software Engineer at Discove Inc.
Region of Trnava, Slovakia
Summary
🤩
Rockstar🎓
Top SchoolMichal Kvasničák is a Senior Full Stack Software Engineer and founder with 15 years of hands-on experience building scalable web and mobile systems, currently shaping product engineering at Discove Inc. and running his own studio Brosoft. He has led platform and e-commerce engineering efforts, driven a same-day delivery product to rapid adoption, and repeatedly improved performance by 60–70% through thoughtful data modeling and API redesigns. Comfortable across the stack, Michal has steered migrations to TypeScript and GraphQL, championed test automation and end-to-end testing, and redesigned complex permission and messaging systems for robustness. An active open-source contributor, he has improved theming and testing in the popular styled-components library and fixed critical history-management bugs in remix-run/history. Based in Slovakia, he pairs entrepreneurial instincts with deep technical craft, often taking product-facing ownership from spec to production.
15 years of coding experience
12 years of employment as a software developer
Computer Software Engineering, Computer Software Engineering at Czech Technical University in Prague4 Electrical Engineering and Computer systems, 4 Electrical Engineering and Computer systems at High Technical School Humenné
Stackoverflow
189reputation
14kreached
9answers
4questions
Github Skills (22)
javascript10
testing10
history10
styled-components10
management10
react10
css9
css-in-js9
jestjs7
flowtype6
mochajs6
doctrine-orm6
nodejs6
google-maps6
control-flow6
Programming languages (9)
Github contributions (5)
remix-run/history
Jul 2015 - Aug 2015
Manage session history with JavaScript
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:21 commits, 9 PRs, 1 push in 18 days
Contributions summary:Michal primarily focused on improving the functionality and reliability of the history management library. Their work involved fixing bugs related to the `goForward` method and ensuring proper state management across different history types (memory, browser, hash). They also implemented various tests using `describeHistory` to validate the library's behavior. Additionally, the user added local testing configuration with `zuul`.
javascriptsession-history
styled-components/styled-components
Nov 2016 - Dec 2016
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Role in this project:Front-end Developer
Front-end DeveloperContributions:12 commits, 7 PRs, 28 comments in 7 days
Contributions summary:Michal primarily focused on testing and improving the theming capabilities of the styled-components library. They implemented and refined tests related to theme updates, default props, and re-renders. Further contributions involved fixing code style issues, adjusting component behavior with theme changes, and addressing issues with the StyledNativeComponent component. The user also exported a theme type definition for broader use.
reactagecssjavascriptcss-in-js
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