Carsten Stein
Frontend Developer
Berlin, Germany
Summary
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SeniorCarsten Stein is a Frontend Developer based in Berlin with 11 years of experience building JavaScript applications across the full stack. He specializes in React.js, Node.js, TypeScript and modern front-end tooling, delivering responsive UIs and pragmatic backend integrations. Comfortable bridging product and engineering, he focuses on crafting maintainable, performant front ends that scale. Colleagues know him for combining long-term architectural thinking with hands-on coding and iterative delivery. Despite a front-end focus, he brings full-stack fluency that helps remove implementation bottlenecks and accelerate shipping.
11 years of coding experience
Github Skills (24)
conventions7
input-validation7
validate6
google-ad-manager6
libphonenumber6
doubleclick6
validation6
javascript6
eslint6
ads5
linter5
typescript5
coercion4
advertising4
react-modal4
Programming languages (3)
Github contributions (5)
cstn/express-boilerplate
Jan 2018 - Dec 2019
Contributions:14 PRs, 12 pushes, 13 branches in 1 year 11 months
cstn/cstn.github.io
Mar 2019 - Aug 2022
Contributions:1 review, 3 PRs, 11 pushes in 3 years 5 months
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