Jacek Krużycki
Frontend Developer (React) at Lufthansa Systems
Gdańsk, Pomeranian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolJacek Krużycki is a Frontend Developer with 8 years’ experience specializing in React, TypeScript, microfrontends and Server Driven UI, building scalable, maintainable interfaces for large enterprise systems. At Lufthansa Systems he architects UI solutions that bridge modern stacks (Next.js, LIT, Storybook) and legacy code, enabling gradual migration while preserving stability. He focuses on accessibility (WCAG), testability and performance, using tools like RTL, Jest and Cypress to keep quality high. Comfortable with both design systems and low-level front-end work, he ships Web Components, SDUI renderers and integrates with AEM and cloud pipelines. His background ranges from freelancing and regional news sites to formal frontend academies, so he pairs engineering rigor with practical UX sensibility. Based in Gdańsk, he also experiments with personal projects showcased on his GitHub Pages, reflecting a continuous drive to learn and iterate.
8 years of coding experience
6 years of employment as a software developer
Wyższa Szkoła Bankowa w Gdańsku
English, Polish
Github Skills (53)
graph10
javascript9
canvas9
charts8
keyboard8
macos-sierra7
hardware7
karabiner7
swipe-gestures7
autocomplete6
macos5
movie4
bash4
linux4
windows4
Programming languages (5)
Github contributions (5)
kruzyk/netlify-cms
Nov 2018 - Sep 2019
karaoke-3city.pl
Contributions:17 PRs, 153 pushes, 4 branches in 9 months
reactnetlify-cmsjamstackkaraokenetlify
kruzyk/przeczytane
Jan 2019 - Feb 2022
Contributions:161 pushes in 3 years 1 month
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