Karol Lisiewicz
Senior Flutter Developer at Undisclosed
Wolsztyn, Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolKarol Lisiewicz is a Senior Flutter Developer with nine years of experience building mobile applications across Android and Flutter ecosystems, currently leading Flutter efforts at an undisclosed company since 2022. He is passionate about Clean Code, Clean Architecture, Domain-Driven Design and Test-Driven Development, applying these principles to deliver maintainable, well-tested apps for product teams. His career spans fast-moving agencies and product companies—including Remagine, Flaconi and Cinkciarz.pl—giving him a blend of startup agility and enterprise-quality engineering. Based in Wolsztyn, Poland, Karol brings hands-on craftsmanship and a pragmatic focus on architecture, often bridging legacy Android codebases into modern Flutter implementations. An understated strength is his steady progression from junior developer roles to senior engineering, reflecting both technical depth and consistent delivery.
9 years of coding experience
8 years of employment as a software developer
Poznan University of TechnologyMaster of Science (M.Sc.), Master of Science (M.Sc.) at University of Zielona Gora
English, Russian
Stackoverflow
674reputation
43kreached
25answers
3questions
Github Skills (72)
windows10
bloc10
flutter-bloc10
android-application10
dart10
cross-platform10
android10
rates10
mobile10
macos10
flutter10
ios10
desktop10
material-design10
state-management10
Programming languages (3)
Github contributions (5)
klisiewicz/crypto-currency
Oct 2018 - Nov 2021
A Flutter application showing crypto currency rates.
Contributions:43 commits, 20 PRs, 34 pushes in 3 years 1 month
ratesdart2dartandroidcrypto
klisiewicz/popular-movies
Feb 2018 - Jul 2019
Contributions:19 PRs, 45 pushes, 18 branches in 1 year 5 months
discoverreactmoviesfirebasepopular-movies
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