Sebastian Witasik
Java Software Engineer at lsn
Gdańsk, Pomeranian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolSebastian Witasik is a Java Software Engineer with 10 years of experience, currently building insurance systems and partner-facing REST and SOAP APIs at lsn from Gdańsk. He delivers features quickly without sacrificing code quality, focusing on architecture and practices that reduce defects and speed future development. His work includes performance improvements in database communication and end-to-end API implementation and support. Fast learner and pattern finder—he completed his degree a year early and transitioned from Android internship to backend engineering. Passionate and deeply focused in the flow of coding, he pairs practical engineering with a pragmatic eye for maintainable solutions. Open to conversation beyond code, he values human connection alongside technical craft.
10 years of coding experience
1 year of employment as a software developer
Technik, Budownictwo/technik, Technik, Budownictwo/technik at Zespół Szkół Budowlanych i Kształcenia Ustawicznego w SłupskuInżynier (Inż.), Informatyka, 5.0, Inżynier (Inż.), Informatyka, 5.0 at Pomorska Akademia Pedagogiczna w Słupsku
English, Polish
Stackoverflow
1reputation
0reached
0answers
0questions
Github contributions (5)
Slupik/BakingApp
Jul 2018 - Mar 2025
Contributions:4 pushes in 6 years 9 months
Slupik/XYZ-Reader
Jul 2018 - Mar 2025
Contributions:1 push, 1 branch in 6 years 9 months
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