Freelancer profile translated to English.
Back to original languageAbout Jean
Do you have a complex web project, a platform to build, an internal tool to develop, a website to revamp?
This has been my core business for 19 years.
Independent web developer since 2007
(Master's in Multimedia), I design custom solutions for VSEs, SMEs, and startups.
Industry, health, greentech, energy transition, edtech & training, real estate, tourism, e-commerce, responsible fintech, legal, human resources, sustainable agriculture & agritech, sustainable mobility, social & solidarity economy & social impact: I work in all sectors.
No templates, no technical compromises, implemented without unnecessary dependencies, easy to maintain. Each project is analyzed, architected, and delivered with rigor.
- Custom web development (PHP, JavaScript, MySQL, HTML/CSS)
- Creation and redesign of WordPress, Joomla, Drupal, SPIP, Prestashop, WooCommerce sites
- Development of web platforms, portals, SaaS, intranets, and internal business tools
- REST API integration and development, connectors, webhooks, and middleware
- CMS migration, technical optimization, site maintenance, and security
- Business process automation (n8n, Make, Zapier, no-code / low-code workflows)
- MCP (Model Context Protocol) development and AI agent integration
- Intelligent chatbots, AI assistants, and custom conversational interfaces
- Technical SEO, web performance, Core Web Vitals, on-page & off-page SEO audits, Google Ads & Meta Ads SEA, schema.org tags / structured data, speed & image optimization, link building, editorial strategy, Analytics & Search Console monitoring, tracking & conversion
I also work with a network of trusted freelancers (graphic designer, copywriter, SEO specialist) whom I coordinate according to your needs. A single point of contact for you, a complete team behind.
19 years of experience, 0 templates: each solution is designed for your context, built to last and evolve.
🔹️Technical-blue.com
French
Native or bilingual
English
Fluent
Thai
Basic
Japanese
Basic
Can work on-site
Grenoble (up to 50km), Lyon (up to 50km), Genève (up to 50km), Paris (up to 50km), Nice (up to 50km)
Experience
- GK DIGITAL
On Malt
Blog structure with ChatGptMay 2023 - May 2023Grenoble, FranceImplementation of a PHP program to create a 3-level structure (sections, sub-sections, and sub-sub-sections) from 1240 article titles and their URLs.The program uses OpenAI's 'chatgpt4' API to create a level 1 structure and then classify the titles within it (with 'chatgpt3.5 turbo'). Based on this first classification, a second program suggests sub-sections for each section based on the classified articles. Then it sorts the articles into the level 2 structure. (And I repeat the same operation for level 3 classification on substantial sub-sections).Recording results in PHP/MySQL + Cron task to automate sorting. - CoinpanionComplete graphical and technical realizationBANKING AND INSURANCEJanuary 2018 - March 2018 (2 months)Grenoble, FranceCreation of the data architecture, implementation of robots to retrieve information and update my data (via API, and by directly retrieving information from specific web HTML pages, DOM parsing).Powerful and simple, the algorithm updates the website every 5 minutes, fetching values for over 2000 currencies (crypto). An automated process then compacts the values at the end of the month; we keep our volumes and daily values (max and min) to lighten the database.Display of collected data graphs.Listing + search + cron +
- SkinobsComplete platform development (technical part)FASHION AND COSMETICSJanuary 2015 - Today (11 years and 7 months)Grenoble, FranceImplementation of the technical part of the custom data platform, allowing to search for tests, methods, laboratories / instrumentation manufacturers.Creation of the data architecture, implementation of the different management interfaces (administration area / lab area / instrumentation area / beautician search area).Construction of a search tool, offering only criteria that yield results.In collaboration with Les pixels associés for the interface and all graphical and integration aspects.
Reviews
P
Patrick
SEJER - Editions Le Robert
Reviewed on 5/14/2025
Excellent collaboration with Jean, from the first meeting to the project deployment, he provided us with a lot of advice and suggestions at each stage thanks to his expertise, which was invaluable in moving forward in the right direction. Very available and accommodating as well.
I highly recommend him! Thank you Jean!
Kevin
GK DIGITAL
Reviewed on 5/17/2023
Titanic
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Education
- Master 2 CIM (mention bien)Université Lyon lumière2011Conception et intégration multimédia (Option Directeur technique) Gestion de Projets, Conduite d’équipe et gestion des situations orales, création d’entreprise, Droit de l'internet, Communication d’entreprise, Webmarketing, UX Design, interfaces mobiles, initiation à la recherche, Conférences, Anglais Réalisation professionnelle tuteurée d'un mois Algorithmique avancée, Modélisation et Conception de Bases de Données, PHP avancé, Javascript avancé et Ajax, Angular JS, Programmation orientée objet en Java, Interfaces mobiles, Administration système et Sécurité.
- DUCCIUniversité Lyon lumière2009Diplome universitaire Communication et Conception Infographique. Formation de 2 ans autant sur la partie technique que graphique. Contenu DUCCI 1 : Module 1 - Culture et transversalité : droit de l’internet, anglais, ergonomie et interface utilisateur, jeux d’entreprise, pratique rédactionnelle, socio-économie des technologies de l’information et de la communication, science de l’Art. Module 2 - Développement et intégration : algorithmique, conception, systèmes et réseaux, HTML/CSS, PHP, CMS. Module 3 - Création infographique : Art et design, communication graphique, logiciels de création numérique (Photoshop, Illustrator, InDesign), webdesign, typographie, sémiologie des images. Module 4 - Multimédia : modélisation et animation 3D, cinéma, photographie, visites virtuelles, écritures images animées, son, vidéo. Une réalisation professionnelle d’un mois encadrée par un tuteur et un stage en entreprise d’une durée de 6 semaines minimum seront effectués par les étudiants. Contenu DUCCI 2 : Module 1 - Culture et transversalité : histoire de l’art, photographie, droit du multimédia, socio-économie des NTIC, anglais, gestion, marketing. Module 2 - Développement et intégration : algorithmique, complexité, optimisation et recherche opérationnelle, HTML, CSS, Javascript, PHP, MySQL, CMS, développement IOS. Module 3 – Conception et création infographiques : art et design, communication graphique, ergonomie et UX design, création et mise en page (InDesign), Web design (Photoshop), création vectorielle (Illustrator), typographie. Module 4 - Multimédia : modélisation et animation 3D, motion design, vidéo, écriture images animées, vidéo (tournage, montage, effets), son. Deux réalisations professionnelles (projets tuteurés) d’une semaine et un mois respectivement ainsi qu’un stage en entreprise d’une durée de 2 mois minimum viennent compléter ces 4 modules.
Certifications
- Creation and development of a training activityWebmarketing & CO'm2024
- Social MediaCréActifs2024