Léo G
Web Developer at leogrambert
Lyon, Auvergne-Rhône-Alpes, France
Summary
👤
Senior🎓
Top SchoolLéo G is a self-taught web developer based in Lyon with a decade of professional experience building e‑commerce platforms and services for Hardloop since 2018, complemented by ongoing freelance work. He primarily works in JavaScript/TypeScript across Next.js and Node.js (Express, Hapi) and has hands-on experience bridging PHP legacy systems with modern stacks. His background in law and customer-facing retail roles gives him a pragmatic, user-centered approach to product and team collaboration. Curious and continuously learning, he sought formal development training via OpenClassrooms to formalize his craft, and maintains an active GitHub as a living portfolio of his work.
10 years of coding experience
Multimedia Project Manager, Development speciality, Computer programming, Multimedia Project Manager, Development speciality, Computer programming at OpenClassroomsBachelor of Private Law, Bachelor of Private Law at Campus de Bourg-en-Bresse Université Jean Moulin Lyon IIIMaster's degree in business law, specializing in labor law, Mention AB, Master's degree in business law, specializing in labor law, Mention AB at Université Jean Moulin (Lyon III)
German, Italian, English, French
Github Skills (69)
penetration-testing10
security10
xss10
prompt-injection10
pentesting10
hacking10
reverse-engineering10
scanner9
javascript9
browser9
cybersecurity9
api-testing9
developer-tools9
testing9
api-client9
Programming languages (5)
Github contributions (5)
kOaDT/cyber-bot
Feb 2025 - Jul 2026
Cyber Bot is an Node.js project that helps users improve their cybersecurity skills through scheduled Telegram messages.
Contributions:1 release, 27 PRs, 251 pushes in 1 year 5 months
artificial-intelligencecronjobcybersecurityjavascriptmistral
LeoGrambert/SYMFONY-ecommerce
Feb 2017 - Apr 2022
Contributions:71 pushes in 5 years 2 months
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