Krzysztof Widacki
Frontend React Developer at Grupa Pracuj
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolKrzysztof Widacki is a Frontend React Developer based in Warsaw with nine years of hands-on web development experience. Since 2019 he has been building user-facing features at Grupa Pracuj, bringing practical expertise in React and modern frontend workflows to enterprise recruitment products. His background includes web development roles and an early internship where he tested web and Android apps, wrote API test automation, and built a Node.js site—evidence of a pragmatic, test-minded approach. He studied electronics and later switched to computer science studies in Warsaw, reflecting intellectual curiosity and adaptability. Known to program both professionally and as a hobby, he combines steady production experience with a willingness to explore adjacent areas like testing and backend scripting.
9 years of coding experience
1 year of employment as a software developer
Warsaw University of TechnologyInżynier (Inż.), Informatyka, 2/10, Inżynier (Inż.), Informatyka, 2/10 at Wyższa Szkoła Informatyki Stosowanej i Zarządzania WIT w WarszawieZespół Szkół Licealnych i Technicznych nr1
English, German, Polish
Github Skills (10)
ffprobe5
nodejs4
nest4
video-encoding4
npm3
npm-package3
typescript3
nestjs3
webapp2
ffmpeg2
Programming languages (5)
Github contributions (5)
Angael/cerebro-frontend-vite
Feb 2023 - Apr 2024
Media sharing platform
Contributions:51 PRs, 91 pushes, 54 branches in 1 year 1 month
css-modulesreacttypescriptvite
Angael/KryptoBreaker
Apr 2021 - Mar 2022
Web app for showing cryptographic calculations
Contributions:32 PRs, 121 pushes, 32 branches in 10 months
cryptographicweb-appwebappcalculations
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