Fabien Demangeat
Staff Software Engineer - App Platform Team
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolFabien Demangeat is a Staff Software Engineer based in London with 11 years of experience specializing in React Native, TypeScript and Android development. As an early engineer at Hinge Health he helped evolve the mobile platform through rapid startup growth from seed to Series E, owning both legacy native Android and newer React Native codebases. He pairs deep mobile systems knowledge—Bluetooth sensor integration, Canvas rendering, offline sync—with tooling and platform work to streamline app development and release. Fabien thrives in autonomous, remote-first roles and has been a reference for Android expertise while upskilling into cross-platform stacks. His background includes building first-of-kind mobile features and CI practices in high-velocity teams, plus early lab work at Orange across mobile and web prototypes. Colleagues rely on him for pragmatic technical leadership that bridges device-level performance and developer productivity.
11 years of coding experience
11 years of employment as a software developer
2-year technical degree, Computer Science, 2-year technical degree, Computer Science at University of StrasbourgSoftware engineer, Software development - Business management, Software engineer, Software development - Business management at Université de Technologie de Belfort-Montbéliard
French, English, German
Stackoverflow
934reputation
96kreached
15answers
2questions
Github Skills (200)
automation10
android-database10
android-bluetooth10
expo10
frontend10
android-animation10
mobile-center10
ruby10
mbaas10
react-native-component10
fastlane10
video-chat10
mobile10
react-navigation10
appcenter10
Programming languages (13)
Github contributions (5)
fabiendem/soso
Feb 2015 - Jun 2020
Contributions:2 releases, 47 pushes, 3 branches in 5 years 5 months
reactsoniacssjavascriptreactjs
fabiendem/dae
Feb 2015 - Feb 2019
Contributions:4 releases, 19 pushes, 2 branches in 4 years
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