Flavien Koehler is a versatile frontend developer with nine years of software experience and six focused on application development across web, mobile, desktop, and IoT platforms. Comfortable in startup environments, he takes products from prototype to production—designing UX, automating CI/CD, and deploying infrastructure on AWS while shipping React, React Native, Electron, and Node-based solutions. He has hands-on experience launching a consumer-connected robot and deploying on-site validation software in Shenzhen, and has built Web3 features such as wallet auth and Solidity interactions for gaming/crypto projects. At Expressive E he crafts highly customized audio plugin UIs that bridge web patterns and DSP control, reflecting both product sensitivity and deep front-end engineering. A 42 Paris alumnus and frequent mentor, he pairs practical implementation skills with a knack for improving team practices like code review and documentation.
9 years of coding experience
7 years of employment as a software developer
IT Development, IT Development at 42
IT Management diploma, Network and System Administration/Administrator, IT Management diploma, Network and System Administration/Administrator at Lycée Robert Schuman, Metz
Bachelor of Science (B.S.), Bachelor of Science (B.S.) at Lycée Georges de la Tour
Contributions:4 releases, 40 commits, 20 PRs in 1 year 5 months
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Flavien Koehler - Frontend Developer at Expressive E