Kay Donner
Senior Software Engineer at adesso SE
Brunswick, Lower Saxony, Germany
Summary
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SeniorKay Donner is a Senior Software Engineer based in Brunswick, Lower Saxony, with a decade of hands-on experience building web applications and backend systems. Transitioning from web developer roles to senior engineering at adesso SE, Kay has demonstrated steady progression across German software firms including CSTx and PROSPER X. Comfortable debugging with a developer's wit—"try { something(); } catch(e) ..."—they blend pragmatic problem-solving with curiosity-driven exploration. Known for shipping reliable code in production environments, Kay brings practical expertise across the full web stack and a focus on maintainable, testable solutions. Colleagues value Kay's calm approach to complex issues and willingness to trace problems to their root cause. Based in Germany, Kay pairs local market experience with a steady track record of delivering results over multiple product lifecycles.
10 years of coding experience
6 years of employment as a software developer
Stackoverflow
38reputation
2kreached
2answers
1question
Github Skills (21)
addon9
firefox-addon7
tab-management7
tabs-management7
tkinter6
starlark6
spring-boot6
docker6
spring6
python6
algorithm6
keycloak6
docker-compose6
firefox5
javascript5
Programming languages (4)
Github contributions (5)
funkykay/firefox-vertical-tweaks
Aug 2020 - Mar 2021
Contributions:12 commits, 14 pushes, 1 branch in 6 months
funkykay/funkykay.github.io
Nov 2023 - Feb 2025
Contributions:29 pushes, 1 branch in 1 year 2 months
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