Sébastien Balayn
Teachlead Frontend at Lyra
Toulouse, Occitania, France
Summary
🤩
Rockstar🎓
Top SchoolSébastien Balayn is a frontend tech lead with 14 years of experience building high-traffic B2C and B2B web products from Toulouse, France. He has led frontend rewrites and platform migrations using modern stacks (React, Next.js, GraphQL, Vue.js) and shaped technical direction while mentoring teams at companies like Webedia, LoungeUp, Shotgun and now Lyra. Comfortable across the full stack, he started in PHP/Symfony and has deep operational experience with real-time backoffices, high data volumes and traffic spikes. Known for pragmatic, performance-minded engineering, he blends hands-on feature development with architecture and developer enablement. A longtime tinkerer, he pairs classic backend roots with a taste for elegant frontend UX and resilient production systems.
14 years of coding experience
17 years of employment as a software developer
DUT, Informatique Option Génie Informatique, Messie, DUT, Informatique Option Génie Informatique, Messie at Université Paul Sabatier (Toulouse III)
English
Github Skills (106)
javascript10
api10
react-select10
urql10
caniuse10
cross-browser10
browser9
wallet9
ecmascript9
linter9
wysiwyg9
relay9
graphql-php9
static-code-analysis9
contenteditable9
Programming languages (10)
Github contributions (5)
Nyalab/handles
Apr 2018 - Aug 2024
Contributions:22 pushes, 2 branches, 4 issues in 6 years 4 months
Nyalab/caniuse-api
Dec 2014 - Jul 2018
request the caniuse data to check browsers compatibilities
Contributions:4 releases, 42 commits, 23 PRs in 3 years 7 months
caniusebrowsersjavascriptrequestcaniuse-data
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.