Freelancer profile translated to English.
Back to original languageAbout Guillaume
Passionate developer, I enjoy combining rigor and creativity to produce complete applications.
Agility, code quality, and openness to other languages are among my values.
I work with Node.js and Typescript.
I have also worked with Ruby on Rails and ReactJS.
I am open to long-term assignments.
I can work on-site in the Lille region, remotely elsewhere. In Paris with a weekly commute.
French
Native or bilingual
English
Fluent
Can work on-site
Lille (up to 30km)
Experience
- DECATHLONNode.js / Typescript Back-end DeveloperSPORTSMarch 2023 - Today (3 years and 3 months)Lille, FranceSince February 2024Management of the back-end part of the "Decathlon activities" websites:- Legacy code maintenance- Microservices decomposition- Performance optimization- Development of new features for major eventsMarch 2023 - December 2023Management and improvement of the backend part of Decathlon e-commerce sites:- Implementation of data aggregation tools- Legacy code migration- Improvement of code coverage- Management of new data sources
- ADEO ServicesNode.js / Typescript Backend DeveloperTECHMarch 2021 - Today (5 years and 2 months)Ronchin, FranceMaintenance and implementation of new features around a data-oriented project:- Environment: Google Cloud Platform (Firestore, CloudBuild, CloudScheduler, CloudIdentity, etc.)- Project type: microservices.
- MobitenFullstack DeveloperDIGITAL AND ITJanuary 2020 - January 2021 (1 year)Lille, FranceLille-based agency developing back-end and mobile projectsFunctional programming-inspired styleHosting and deployment with CleverCloudRuby on Rails, Node.js, ReactJS, and FlutterTesting (Jest)Main achievements:Pitchoon:- Ruby on Rails- Babysitting application- Babysitter recommendation system for friends- Management of connections / booking of a babysitter- In-app payment (MangoPay)The-ring.io:- Local commerce application- Node.js- Cart management- Online purchase management (Stripe)- Store time slots
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Education
- Web development fullstack programLe wagon2017Programme fullstack intensif visant à concevoir des applications web complètes : - Apprentissage du langage ruby - SQL et Active Record - Initiation à Javascript et JQuery - Pratique de l'HTML, CSS et de nombreux outils de Front - Maîtrise du framework Rails - Usage de GitHub - Utilisation d'Heroku - Création d'un clone d'Airbnb et montage de projet
- Master's degree in Educational SciencesUniversity of Lille2015