Mateusz Marchewka
Senior React Native Developer
Cracow Metropolitan Area Poland
Summary
🤩
Rockstar🎓
Top SchoolMateusz Marchewka is a Senior React Native Developer with nine years of software experience and a strong focus on React and TypeScript, currently building mobile solutions at Callstack. He co-founded the Polish startup "Where is bus?", blending user-centered product thinking with hands-on engineering to tackle interurban transport challenges. Mateusz has shipped work across both large tech environments and early-stage startups, giving him practical experience in diverse development processes and customer needs. An attentive, detail-oriented engineer, he contributes to open-source React Native projects (notably improvements and TypeScript support for callstack/react-native-pager-view), showing a commitment to platform-quality and cross-platform reliability. He studied computer science at AGH University of Krakow and brings a people-centric approach to turning community problems into polished mobile experiences.
9 years of coding experience
6 years of employment as a software developer
Technik Informatyk, Technik Informatyk at Zespół Szkół Łączności w Krakowie // Upper Secondary School of CommunicationsInżynier (Inż.) Informatyka, Inżynier (Inż.) Informatyka at AGH University of Krakow
English, Polish, bokmål, norweski
Github Skills (10)
android-developers10
android-developer10
mobile10
react-native10
typescript-types9
android9
typescript9
typescripts9
ios9
react8
Programming languages (7)
Github contributions (5)
callstack/react-native-pager-view
Dec 2020 - Jan 2021
React Native wrapper for the Android ViewPager and iOS UIPageViewController.
Role in this project:
Mobile Developer (Android/iOS)
Mobile Developer (Android/iOS)Contributions:6 reviews, 10 commits, 19 PRs in 1 month
Contributions summary:Mateusz primarily contributed to the React Native mobile application, focusing on bug fixes and enhancements. They addressed issues related to iOS, including app crashes and incorrect casing, and updated the React Native version. Further contributions involved code refactoring, example updates and adding new examples. The user also worked on TypeScript support.
reactviewpagerreact-nativeandroidandroid-viewpager
MateWW/react-native
Sep 2022 - Feb 2025
A framework for building native applications using React
Contributions:20 pushes, 3 branches in 2 years 6 months
react-nativecode-pushreactnative-applications
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