Sebastian Konowrocki
Head Of Frontend at LeanCode
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolSebastian Konowrocki is a Head of Frontend based in Warsaw with a decade of experience building and leading frontend teams and projects. Since 2016 he has grown into a leadership role at LeanCode, pairing hands-on development with team and product shaping, after earlier web development roles and a Microsoft internship focused on Azure and .NET. He holds engineering and master’s degrees in computer science from Politechnika Warszawska and brings deep practical knowledge of modern web stacks and delivery practices. Known for translating complex UI requirements into maintainable, scalable frontends, he combines technical craftsmanship with clear product-oriented thinking. Although not a prolific GitHub public contributor, his long tenure at a focused consultancy suggests strong experience in applied frontend engineering and mentorship.
10 years of coding experience
1 year of employment as a software developer
Warsaw University of Technology
English
Github Skills (17)
backend10
paths9
strongly-typed8
parameterized8
react7
router6
javascript6
flutter5
typescript5
react-components5
mobile4
dart4
mobile-web3
ui-components3
flutter-apps3
Programming languages (5)
Github contributions (5)
leancodepl/ts-routes
Jun 2020 - Aug 2021
Strongly typed parameterized routing paths
Contributions:12 reviews, 11 commits, 2 PRs in 1 year 2 months
routingparameterizedpathsstrongly-typedtyped
leancodepl/contractsgenerator-typescript
Dec 2021 - Dec 2024
Contributions:28 reviews, 11 PRs, 24 pushes in 3 years 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.