Jonathan Petitcolas

San Francisco, California, United States

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Summary

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Rockstar

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Top School

Jonathan Petitcolas is a seasoned full-stack web developer based in San Francisco with 14 years of experience specializing in the Node/React ecosystem and strong devops expertise in monitoring, scalability, and orchestration. He combines hands-on front-end work—contributing UI improvements, form validation and WYSIWYG integrations to projects like react-admin—with build and deployment optimizations, such as migrating build systems and fixing CI for EventDrops. A practiced speaker and educator, he regularly shares knowledge through conferences, trainings and his technical blog. Comfortable across the stack, he blends practical system administration skills from his MS studies with modern JavaScript tooling to deliver robust, maintainable applications.

14 years of coding experience

Master of Science, Développement, administration système, gestion de projets, etc., Master of Science, Développement, administration système, gestion de projets, etc. at SUPINFO - The International Institute of Information Technology

German, English, French

Stackoverflow

Stats

4,434reputation

4.7mreached

52answers

42questions

Badges

javascript

top-5%

postgresql

top-5%

javascript-objects

top-5%

Github Skills (38)

javascript10

css10

material-ui10

ui-design10

webpack10

uid10

front-end-development10

webpacker10

angularjs10

web-framework10

frontend10

js-framework10

d3js10

react-admin10

react10

Programming languages (9)

TypeScriptCoffeeScriptCJavaScriptGoPHPHTMLRuby

Github contributions (5)

marmelab/EventDrops

Jun 2015 - Jan 2019

A time based / event series interactive visualization using d3.js

Role in this project:

Full-stack Developer

Contributions:248 commits, 109 PRs, 191 pushes in 3 years 7 months

Contributions summary:Jonathan removed a Gulp dependency and replaced it with a replacement Makefile, which indicates an effort to streamline the build process and reduce project dependencies. Further commits focused on fixing Travis CI configuration and adapting the codebase to the Webpack build tool. Additional commits were focused on integrating code from Github API and displaying a demo, demonstrating experience across build tools and project deployment.

d3jsevent-basedinteractive-visualizationjavascriptd3-js

marmelab/ng-admin

Oct 2014 - Apr 2017

Add an AngularJS admin GUI to any RESTful API

Role in this project:

Front-end Developer

Contributions:208 commits, 101 PRs, 202 pushes in 2 years 5 months

Contributions summary:Jonathan focused on styling and visual improvements within the AngularJS admin GUI. The commits show work on improving the appearance of checkboxes and other form elements. They also added CSS IDs to form rows and implemented the default value property for fields, indicating a focus on the user interface elements and their behavior within the application. The user also fixed issues relating to the bootstrap font files.

apiadmin-guiadminrestfulgui

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