Marcin Gościcki
Senior Frontend Developer at Magnolia
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolMarcin Gościcki is a Senior Frontend Developer based in Warsaw with over 15 years of hands-on experience and 11 years in senior roles building robust, accessible web interfaces. He specializes in TypeScript, React and Next.js, modern CSS (including Container Queries), semantic HTML with Schema.org, and component-driven design systems informed by Atomic Design and BEM. Marcin has a strong on-site SEO and UX sensibility, pairs Storybook and visual regression testing with advanced Git/Gitflow and GitHub Actions workflows, and brings practical familiarity with Figma and design tokens. He has led the creation of company-wide component libraries across multiple organisations, translating design systems into reusable, production-ready components. Comfortable in Agile environments, he also contributes pragmatic DevOps skills such as basic Docker and CI configuration. An understated strength is his blend of product-minded UX training and deep front-end craftsmanship, enabling him to bridge designers and engineers effectively.
11 years of coding experience
15 years of employment as a software developer
Postgraduate Degree User Experience Design, Postgraduate Degree User Experience Design at Uniwersytet SWPSErasmus Lifelong Learning Programme Applied Computing, Erasmus Lifelong Learning Programme Applied Computing at Wrexham UniversityBachelor of Engineering - BE Computer Science, Bachelor of Engineering - BE Computer Science at Warsaw School of Computer Science
Polish, English
Stackoverflow
482reputation
18kreached
14answers
0questions
Github Skills (95)
scroll10
storybook10
testing10
scrollbar10
vanilla-javascript10
javascript10
html10
angular10
typescript10
vue10
svelte10
documentation10
react-native10
vite10
web-components10
Programming languages (5)
Github contributions (5)
syzygypl/AdwordsBannersDev
Jul 2016 - Jul 2016
Contributions:12 commits, 7 PRs, 3 pushes in 20 days
sassgulpcsshtml5banners
syzygypl/stylelint-config-syzygy-bem
Jun 2018 - Mar 2022
SYZYGY stylelint config for BEM methodology
Contributions:10 releases, 12 commits, 1 PR in 3 years 10 months
eslintbemmethodologystylelint-configbem-methodology
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