Julien Grand-chavin
Advanced Software Engineer at Appton
New York, New York, France
Summary
👤
Senior🎓
Top SchoolJulien Grand-chavin is an advanced software engineer and mobile-focused founder with nine years of experience building and scaling consumer apps from idea to App Store. He co-founded Revolt Games and led mobile development for Neopolis, a title that reached 5M players, 300K MAUs and $1.5M ARR while earning industry accolades and significant press. Now running Appton and freelancing as a Flutter specialist, Julien combines product-led execution, clean UX craftsmanship, and fast iteration with hands-on expertise in architecture, CI/CD and performance optimization. Based in New York with roots in France, he pairs startup grit and fundraising experience with the discipline and resilience forged as a former national ski jumper. A pragmatic engineer who ships at scale, he’s as comfortable prototyping new experiences as he is stabilizing platforms for growth.
9 years of coding experience
7 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Lyon Ynov CampusBachelor's degree Computer Science, Bachelor's degree Computer Science at Université Grenoble AlpesHigh School Diploma Science Track, High School Diploma Science Track at CNED
French, English
Github Skills (72)
mobile-development10
mapbox-gl10
windows10
flame10
audio-player10
flutter-plugin10
app-framework10
audio10
dart10
cross-platform10
android10
mobile10
macos10
flutter10
ios10
Programming languages (5)
Github contributions (5)
revoltgames/neopolis_mapbox
Aug 2020 - Dec 2024
A custom Mapbox package for Neopolis
Contributions:9 releases, 3 reviews, 39 PRs in 4 years 4 months
mapboxmapopenstreetmap
jgrandchavin/lofelt
Feb 2021 - Jul 2021
Unlock the Power of Haptics in Mobile Devices on Flutter
Contributions:8 releases, 1 review, 49 commits in 5 months
hapticsmobile-developmentdartandroidpower
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