Filip Mamcarczyk
Senior Software Engineer at Kit
Cracow Metropolitan Area Poland
Summary
👤
Senior🎓
Top SchoolFilip Mamcarczyk is a Senior Software Engineer with 11 years of experience specializing in frontend engineering, currently shaping product UX at Kit after stints at Doist, Hotjar and Focal Systems. He’s led migrations from legacy stacks to modern React/RTK Query architectures, improved application performance at scale, and introduced Playwright e2e frameworks that cut daily QA time. Comfortable across Angular, React, TypeScript and complex frontend ecosystems, he mixes pragmatic delivery—"done is better than perfect"—with attention to accessibility and observability. Based in Kraków, he also creates beginner-friendly programming content on his Polish YouTube channel, helping newcomers bridge into the industry.
11 years of coding experience
11 years of employment as a software developer
Inżynier (Inż.), Inżynier (Inż.) at Cracow University of Technology
Polish, English
Stackoverflow
161reputation
15kreached
0answers
6questions
Github Skills (10)
html6
css6
flexbox6
javascript6
google-chrome6
jquery6
react-state6
react-hooks6
rendering6
react6
Programming languages (4)
Github contributions (5)
FilipMam/among-us-cv
Nov 2020 - Aug 2021
Contributions:89 commits, 4 PRs, 75 pushes in 9 months
Jak-zaczac-programowac/zrozumiecreact-modul-5
Aug 2023 - Nov 2024
Contributions:64 pushes, 24 branches in 1 year 3 months
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