Freelancer profile translated to English.
Back to original languageAbout Josselin
Fullstack Web Developerwith 6+ years of experience, I have held decisive roles from developer to CTO and Pedagogical Director of a tech school.
My specialties are custom **AI design**, **Next.js**, **React.js**, **Ruby on Rails**.
For a project from scratch,
-> đĄ I transform your goal into aclear and achievable plan
-> đ¶ I create anMVPorfirst project version(10+ similar experiences)
My Services
Web Development:
đ€ - **Artificial Intelligence**: development of infrastructure adapted to the objective
đ - **Web Application**: full-stack development and maintenance
đœ -Back-end/API/Database / n8n Automation
âš - **Front-end**: development and integration
đš - **UI/UX Design**: enhancement of existing ergonomics, mockup creation
đŸ -Bug Fixingfor existing issues
đ - Creation ofShowcase Websites
Training:
đ - **Tech Teaching**: I have trained several hundred students. In higher education and professional retraining.
Enhanced Support:
đ - **Tech Lead**: team management, teamwork, collaboration tools
⥠-Team Intervention**: I co-founded a freelance collective, **La Web Squad(**lawebsquad.com**) to offer you more robust interventions, while remaining simple.
My Mindset
1ïžâŁRecommend the best person(members of my network or myself) to solve your problem.
2ïžâŁ Collaborate with **simplicity and transparency**.
3ïžâŁ Produceclear**, well-**structured**, **performant**, and **durabledeliverables.
đŹ Contact me to discuss your project and discover how I can help you achieve your goals.
-> By message
-> Or via video call:
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- The AI ProjectCTO - The AI ProjectDIGITAL AND ITJanuary 2025 - Today (1 year and 5 months)Design of custom B2B AI solutions: improving companies' comfort and productivity according to their specific problems.Architecture of AI solutions adapted to the client's business.
- DiagSol Consulting
On Malt
DevOps: disk space optimization and documentationSeptember 2024 - September 2024Paris, France- Analysis of the existing DevOps infrastructure, hypotheses on the causes of performance issues
- Listing and applying methods to free up server space
- Documenting practices:
- Connecting to the remote server from the terminal- Server maintenance and space management operations - MyRezAppFullstack Lead Developer - Ruby on Rails / Next.jsHUMAN RESOURCESFebruary 2024 - September 2024 (7 months)Paris, FranceComplete reconstruction of MyRezApp, a customer reservation management ERP initially under Symfony.Develop a new robust foundationinRuby on RailsandReact.jsfor future features.Actions:- Creation of a hybrid web application (Monolith + API) and an Erb / React.js front-end.- Restructuring databases for optimal storage, in PostgreSQL.- Development of 3 user types (admin, service provider, client) with role management.- Implementation of a complete admin dashboard and an efficient reservation system.- Building a service creation form and an activity log.Impact:- Foundation conducive to rapid feature additions.- Reduced maintenance costs.- Significant reduction in technical debt.
Reviews
Hugo
Biyn Learning Academy
Reviewed on 11/28/2024
Josselin made the DevOps Docker training accessible and engaging for a career-changing audience. His teaching style and adaptability were highly appreciated. Thank you for this great experience!
B
Benjamin
DiagSol Consulting
Reviewed on 9/21/2024
Always professional, flexible, and motivated
Recommendations
FU
+2
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Education
- Front-End React.JS DeveloperThe Hacking Project2020- Javascript ES5/ES6 (Webpack, Algorithmie, POO, API, AJAX) - ReactJS
- Fullstack Web DeveloperThe Hacking Project2020- HTML / CSS / Bootstrap - Git /Github - Javascript - Ruby - Ruby on rails - APIs / Création de bots - PostgreSQL