Sebastian Kasanzew
Senior Frontend-Entwickler at myleo / dsc
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolSebastian Kasanzew is a Senior Frontend-Entwickler based in Berlin with 11 years building user-friendly web and mobile experiences, currently shaping frontend architecture at myleo / dsc. He brings deep React and Next.js expertise from leading rewrites and modernizations at regiocom, with a strong emphasis on test automation and CI pipelines. His background includes accessibility-focused government portals and medical device apps, showing a capacity to deliver both highly regulated and consumer-facing products. Comfortable across web, VR/AR and mixed reality concepts, he pairs pragmatic engineering with a designer’s sensitivity for usable interfaces. He holds an MSc in Medieninformatik and often drives decisions that balance maintainability, automated testing, and real-world user needs. Not obvious from the title: he has hands-on experience translating complex domain requirements (e.g., medical programming tools) into polished, auditable frontends.
11 years of coding experience
10 years of employment as a software developer
Master of Science (MSc), Medieninformatik, Master of Science (MSc), Medieninformatik at Beuth University of Applied Sciences Berlin
Vietnamese, German, Russian, English, Spanish, French
Stackoverflow
452reputation
21kreached
6answers
10questions
Github Skills (167)
threejs10
material-ui10
react-components10
rendering10
cypress-plugin10
react-component10
react-testing-library10
virtualization10
oculus10
testing-library10
cypress10
listview10
grid10
react10
javascript9
Programming languages (12)
Github contributions (5)
sebkasanzew/WebVR-Sandbox
Aug 2016 - Dec 2019
Play around with A-Frame and WebVR
Contributions:6 PRs, 7 pushes, 1 branch in 3 years 4 months
aframewebvr
Virality/Pottery
Oct 2015 - Dec 2015
Contributions:30 commits, 1 push, 3 branches in 1 month
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