Stefan Ullrich
Senior Software Engineer at EOS health IT-Concept GmbH
Hamburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolStefan Ullrich is a Senior Software Engineer based in Hamburg with seven years of focused experience and a long career history spanning roles in fintech, cybersecurity, and product engineering. Currently at EOS health IT-Concept, he brings deep front-end expertise—evidenced by contributions to Adobe’s popular Spectrum Web Components where he improved the SplitView component, accessibility, and sizing behavior. His background includes software architecture at Hamburger Sparkasse and early engineering roles at Adobe and Sinner Schrader, giving him a blend of enterprise-grade design and hands-on implementation skills. Stefan combines practical CSS/component-level problem solving with an appreciation for accessibility and testability, making complex UI components predictable and robust. Trained in software engineering at HAW Hamburg, he pairs formal education with decades of pragmatic experience across industries. Colleagues value his ability to turn nuanced UI edge cases into maintainable, well-tested solutions.
7 years of coding experience
8 years of employment as a software developer
Dipl.Inf. (FH), Informatik / Softwaretechnik, Dipl.Inf. (FH), Informatik / Softwaretechnik at Hochschule für Angewandte Wissenschaften Hamburg (HAW Hamburg)
German, English, French
Github Skills (6)
css10
javascript10
web-components10
accessibility9
testing8
adobe7
Programming languages (2)
Github contributions (4)
adobe/spectrum-web-components
Feb 2021 - Mar 2021
Spectrum Web Components
Role in this project:
Front-end Developer
Front-end DeveloperContributions:113 reviews, 13 commits, 6 PRs in 21 days
Contributions summary:Stefan primarily focused on developing and refining the `SplitView` component within the Spectrum Web Components repository. Their contributions involved fixing bugs, improving the component's CSS class handling, and adapting existing tests. They also implemented functionality for `primary-size='auto'` height calculations. Furthermore, the user contributed to the component's setup, ensuring proper functionality and accessibility.
adobespectrumwebcomponentsweb-components
spdev3000/keyboard-test
Jun 2021 - Jun 2021
Contributions:3 pushes in 1 day
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