Janis Jansen
Engineering at ElevenLabs
Germany
Summary
👤
Senior🎓
Top SchoolJanis Jansen is a full-stack software engineer with over a decade of hands-on experience building web and ML prediction applications, currently engineering at ElevenLabs in Germany. He has transitioned from apprentice to senior roles across domains from fluid simulations at Dive CAE to agentic AI at Cognigy, and now music-focused ML tooling at ElevenLabs. A tooling and TypeScript nerd, Janis maintains open-source projects like surimi.dev and other developer tools that bridge research prototypes to production. He combines a practical product mindset with deep implementation experience across front-end, back-end, and simulation code, and often brings ideas from scientific computing into developer tooling. Based in Kempen, North Rhine-Westphalia, he quietly pairs engineering craft with a creative interest in music technology.
11 years of coding experience
9 years of employment as a software developer
Fachinformatiker für Anwendungsentwicklung, Informatics, Fachinformatiker für Anwendungsentwicklung, Informatics at Heinrich-Hertz Berufskolleg DüsseldorfFreiherr-vom-Stein Realschule
English, German
Stackoverflow
1,007reputation
87kreached
38answers
18questions
Github Skills (182)
svg10
react-context10
3d10
markdown10
javascript10
seo10
browser10
plotly10
webgl10
vue10
dart-sass10
hdf10
canvas10
vite10
redux10
Programming languages (14)
Github contributions (5)
roulzhq/licensephobia-ui
Aug 2021 - Dec 2021
Don't be afraid of dependency licenses anymore!
Contributions:4 reviews, 53 commits, 6 PRs in 3 months
licenseslicenselicense-checkinglicense-management
surimidev/surimi
Sep 2025 - Jun 2026
Contributions:6 releases, 8 reviews, 15 PRs in 8 months
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