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Nicolas LefebvreNL

Nicolas Lefebvre

✅ Lead AI & Agents Dev · Vuejs · Trainer

€690/day
Lyon, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Nicolas

19 years in development. 50+ projects delivered. AI & automation specialist since 2023.

I design and code custom SaaS solutions and AI automations for SMEs and ETIs: Claude/OpenAI agents, business RAG, n8n workflows, Symfony/Vue/Nuxt app redesigns.

My clients hire me when they need a senior developer who delivers quickly, speaks tech with their IT department, and doesn't need hand-holding.
✅ Immediately available
✅ Lyon or full remote
✅ Missions from 5 days to 6 months
✅ Also a trainer (POE, OPCO, in-company)
  • French

    Native or bilingual

Can work on-site
Lyon (up to 50km), Paris (up to 10km), Montpellier (up to 10km), Nice (up to 10km)

Experience

  • Fulll
    🏆 Head of Frontend – Fulll
    SOFTWARE PUBLISHING
    March 2025 - Today (1 year and 5 months)
    Lyon, France
    As Head of Frontend at Fulll, I lead the frontend chapter of 25 developers and ensure the technical, organizational, and strategic vision for the entire front scope.

    Main Responsibilities
    • Leadership and animation of the frontend chapter (25 developers), organization of W5s and dissemination of best practices.
    • Development and monitoring of OKRs for the development teams.
    • Construction and management of an annual frontend roadmap aligned with product and technical objectives.
    • Complete migration of applications to a Micro Frontend (MFE) architecture.
    • Implementation and standardization of practices: linting, testing, CI/CD, code review, technical documentation.
    • Support for technical Leads and Product Owners in defining and executing the frontend strategy.
    • Management of technical issues, particularly for version upgrades, bug fixes, and operational maintenance of applications.

    Results Achieved

    • Adoption of the Micro Frontend model across all applications.
    • Significant reduction in time-to-market through optimal pipeline industrialization.
    • Harmonization of development practices, improving code quality, consistency, and maintainability.
    • Clarified strategic vision through structured OKRs and an annual roadmap aligned with business and technical priorities.
    Microfrontend React.js Vite.js Vitest
  • ACCOR
    Tech Lead - Web Core Team
    HOSPITALITY
    August 2023 - Today (2 years and 11 months)
    Paris, France
    Addressing the development quality improvement needs of all front teams by creating new technical foundations to enhance developer experience and continuous deployment, while ensuring a base of components respecting a Design System in Vue 3.

    • Recruitment of developers, QAs, and Product Owners for all teams
    *Establishment of directives & guidelines for:
    • The Code base
    • Unit tests
    • End-to-end regression tests (TNR)
    • CI/CD
    *Transformation of the delivery process:
    • Transition from a One Prime server to AWS infrastructure
    • Reduction of time-to-market, from one month to on-demand deployment
    *Architectural decisions:
    • Adoption of a new source code management system in the form of a monorepo
    • Improvement of developer experience and deployment processes
    • Package distribution:
    • Accor Design System
    • Authentication service
    • Tooling (Eslint / Themes / Stylelint)
  • Accor
    Tech Lead - Search & Select
    HOSPITALITY
    August 2022 - August 2023 (1 year)
    Paris, France
    Accor
    Taking over the team responsible for the hotel search funnel and service highlighting up to the reservation.

    • Technical team management
    • Code quality improvement
    • Implementation and adherence to best practices
    • Code review
    • Increased test coverage rate
    • Improvement of quality processes in collaboration with QAs
    • Organization of technical scoping meetings
    • Writing technical documentation
    • Development and implementation of a continuous improvement plan for developers

Recommendations

FU
FU
Jamel GhechouaJG
Former user and 2 other people have recommended Nicolas

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Education

  • Official trainer at Human Coders Formation (Paris · Qualiopi)
    Human Coders
    2021
    Formateur officiel chez Human Coders Formation (Paris · Qualiopi) Formations dispensées : - Claude Code en entreprise (2 j) - Agents IA avec Claude (2 j) - RAG avec n8n (2 j) - Automatisation IA avec n8n (2 j) - Vue.js Avancé (2 j) - GitHub Copilot (2 j) - Claude Code (2 j)

Skill set

Categories