Mikołaj Wilczek
Principal Software Developer at Tellent
Lower Silesian Voivodeship, Poland
Summary
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Rockstar🎓
Top SchoolMikołaj Wilczek is a Principal Software Developer with 11 years of experience specializing in cross-platform mobile solutions, from mobile browsers and PWAs to React Native, Capacitor and native Android/iOS for both new and legacy apps. He has driven major performance and adoption gains—such as a 50% startup improvement and a threefold user growth—while building shared mobile platform components and a custom app shell to convert web apps into mobile experiences. Comfortable across the full stack, he prototypes private projects using Node.js, Python and AWS to explore smoother user journeys and pragmatic integrations. His background spans embedded IoT testing to fleet-management peripherals, giving him a rare appreciation for hardware constraints alongside polished UX. Based in Lower Silesia, Poland, he blends hands-on implementation with analytics-driven product decisions, often surfacing non-obvious optimizations that materially improve real-world app behavior.
11 years of coding experience
10 years of employment as a software developer
Master of Engineering - MEng, Computer Science, 2017, Master of Engineering - MEng, Computer Science, 2017 at Wrocław University of Science and Technology
Polish, English, German
Github Skills (33)
javascript10
ios10
cordova10
ui-components10
css10
ionic10
vue10
capacitor10
frontend10
react10
angular10
react-native-component9
java9
stencil9
typescript9
Programming languages (8)
Github contributions (5)
mikolajwilczek/zapominacz.github.io
Feb 2023 - Mar 2026
Contributions:2 PRs, 44 pushes, 6 branches in 3 years
Zapominacz/InteractiveTimeline
Nov 2017 - Dec 2017
Contributions:22 commits, 11 pushes, 1 branch in 1 month
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