C0

Geoffrey Testelin

@C0ZEN

Front-End x JS/TS developer, OSS Contributor

France, Nord, Lille

Website

Joined December 2014

44 Followers

40 Following

AI Insights & Achievements

43/ 100

Consistency

5 day streak.

Veteran

Coding for 12 years.

Workhorse

1991 contributions this year.

Profile README

Hello, it's me

My favourite recipe:

Pug + SCSS
TypeScript + RxJS + es-toolkit
Clean-code
A lot of sugar
Jest is the cherry

Quotes that I like

Details make perfection, and perfection is not a detail. ― Leonardo Da Vinci

Fighting is cool, but smart people let others do the dirty work and earn money safely. ― Shakes and Fidget

Just do it. ― Nike

Sports that I like

Badminton
Ultimate frisbee
Ski
Cross-training
Running 🐢

The pineapple pizza dude.

Metrics

check out other GitHub profiles in the Octo Ring

Organizations

DA SO

Public Repos

94

Total Stars

36

Total Forks

13

Public Gists

6

Top Languages

Based on primary language of repositories

Recent Activity

Contribution Graph

Activity Timeline

Commits and contributions grouped by day, week, or month.

High productivity periods

Most active day: January 28th, 2026 • 24 contributions

Most active week: Jan 26–Feb 1 • 84 contributions

Most active month: Apr 2025 • 276 contributions

IssueCommentEvent on azat-io/eslint-plugin-perfectionist

January 16th, 2026 4:07 PM

labeled issue in azat-io/eslint-plugin-perfectionist

January 16th, 2026 3:40 PM

opened issue in azat-io/eslint-plugin-perfectionist