
François Chateau
Senior Tech Lead /Engineering Manager JS / AI dev
Salary / Daily rate
Paris, France
Mobility: Brussels, Amsterdam
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Senior Full-stack Lead with 10+ years expertise in JS/Node.js, and team leadership. Proven track record reducing technical debt, implementing CI/CD automation, and modernizing codebases at scale for foodtech and security companies. Specialized in backend development with focus on best practices and project management.
Work experience
.
Jan 2024 - Present
2 years 10 months
Paris, France
Self formation on AI tools
Jan 2026 - Present
10 months
Paris, France
• Self formation on AI tools: Ollama, LM Studio, OpenCode, OpenSpecs, pi.dev, huggingface.co • Development of AI chatbot
Personal projects / Familial support
Jan 2024 - Dec 2025
2 years
Paris, France
• Self formation on other languages (lua, golang) • Self formation on frontend frameworks (vue.js, svelte, fresh) • Self formation on backend frameworks (deno, koa, hono) • Specifications for a user friendly genealogy tool • AI dev tools survey • Video Game development • Various small projects
Senior Software Engineer Team Lead
Heropolis
Mar 2022 - Oct 2023
1 year 8 months
Paris, France
As a senior team lead for Heropolis (security solution), I pushed forward to bring technical debt handling, unit & e2e testing (jest, gherkin, cucumber, playwright), codebase maintenance (node.js, mongoDB) and update to recent standards (Rest, Typescript, tailwind), deployment automation (Github actions, docker, aws compliant servers) and overall best practices from both a technical (clean code) and project-wise standpoint (user stories). I also wrote a role-playing game for team building.
Senior Technical Lead
Nestor
Jun 2018 - Mar 2021
2 years 10 months
92300 Levallois-Perret, France
As a Team Lead for Nestor Paris (foodtech), I first added the required toolset, methods and processes to work as a team, such as getting the most of the AWS services (CI/CD), cleaning/renewing the main website for React/Redux (with Typescript) and GatsbyJS, updating the main API (Node v10/14) with GraphQL/Apollo and Fastify, creating an R&D IoT solution (temperature probes with ESP8266/Raspberry), making sales interfaces on tablets for onsite customers, made docker containers for local dev environments and updated the backoffice using vue.js. I also handled several aspects of network/hardware-related problematics.
Senior Software Engineer (Neolynk)
Quinten
Sep 2017 - May 2018
9 months
Paris, France
Amongst data scientists for Quinten (datascience related products), as an external senior web developer/manager, I created data visualization interfaces for machine learning-based services (mainly clustering) using django, react.js and redux. I guided toward best coding practices, CI/CD implementation, and I also tutored versioning workshops for data scientists (Github) and managed web projects.
Project Lead Developer (Neolynk)
Photobox
Mar 2017 - Aug 2017
6 months
Paris, France
As an external senior lead developer/architect for Photobox, I created data handling interfaces, Adobe Illustrator native format parser, and new formats validation workflows using react & redux.
Frontend Engineer (Neolynk)
Dassault Exalead
Oct 2016 - Mar 2017
6 months
Paris, France
As an external lead web developer for Dassault/Exalead, I reforged from scratch a complex network diagram-based tool for investigations, using react.
Full Stack Engineer (Neolynk)
Radio France
Mar 2016 - Oct 2016
8 months
Paris, France
As an external web developer for Radio France, I created several internal tools for analytics handling, data transformation, video/audio playback, using jQuery, react and javascript. I also helped update/debug the main article editor used by journalists. I also showcase several alternative to jQuery
Full Stack Engineer
Netmessage - Digital marketing solutions
Aug 2013 - Dec 2015
2 years 5 months
Paris, France
As a fullstack developer for Netmessage (email/fax/sms message broker), I reforge the main platform used for various messaging campaigns (SMS/email) from PHP/MySQL toward modern standards using expressJS / node.js, MongoDB and javascript. I managed the architectural preparation, design, conception for the new platform alongside performance balancing, optimizations research, and solution.
PHP Developer
Arthur Media Group
Feb 2012 - May 2012
4 months
Paris, France
As a web developer (PHP/vanilla JS) for Arthur Media Group (mailing), I created several internal tools, mainly to automate the retrieval of the mailing data
Web Developer
Kernix
Aug 2011 - Dec 2011
5 months
Paris, France
As a web developer (PHP/js) for Kernix (e-commerce), I used the internal tool based upon PHP/prototype.js, created customer content, and design customers' websites (using less.css).
Développeur PHP/Java/Web
achatpublic.com
Nov 2007 - Jul 2011
3 years 9 months
Paris, France
As a web developer (PHP/Java) for AchatPublic.com (digital handling of legal processes), I created several internal tools and reforged the legal validation platform.
Education
ORT France
Bachelor of Technology - BTech
2006 - 2007
1 year 1 month