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Théo BenoitTB

Théo Benoit

Senior Fullstack Developer Laravel / Next.js

€500/day
Toulouse, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Théo

Do you have a business application that is hindering your growth? Legacy code that no one dares to touch, degrading performance, or a critical module to design from scratch? That's my domain.

Senior fullstack developer, 8 years of experience with SMEs and scale-ups in France and Canada, I help you to:
  • Take over legacy code without breaking everything, progressive, secure, measurable refactoring
  • Design critical modules where a design error is costly (planning, multi-actor workflows, real-time)
  • Scale your performance, audits, database optimization, bottleneck resolution
  • Equip your teams, CI/CD, design systems, code conventions, monitoring
What sets me apart: a strong requirement for code quality (strict typing, tests, framework conventions) without blocking delivery.
My goal is not to create a dependency on me, but to leave a codebase that your developers can evolve serenely after I leave.

Types of missions:
  • Long-term contract for business applications (3-12 months)
  • Technical audits and refactoring plans
  • Targeted interventions: CI/CD implementation, complex problem-solving, architecture design
Stack: Laravel, Next.js / TypeScript, monorepos, MUI X Premium, XState, Laravel Reverb, MySQL, AWS.

Available remotely from Toulouse, in French and English. Used to distributed teams (2.5 years in Montreal, current client in Quebec).

Missions from 2 days to several months.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Freelance
    Senior Fullstack Developer
    SOFTWARE PUBLISHING
    September 2025 - Today (9 months)
    Toulouse, France
    Long-term contract mission with a North American B2B e-commerce platform, in a context of strong growth and technical debt to resolve.

    What I bring daily:
    • Making maintainable what was no longer so. Taking over critical modules that had become unmanageable (order flow, planning) to transform them into clear, testable architectures that are easy for the rest of the team to evolve.
    • Scaling what's holding back. Systematic audit and resolution of bottlenecks (heavy queries, critical endpoints, cache) with a progressive and secure approach.
    • Equipping the team to go faster. Implementation of a unified monorepo, an internal design system, readable monitoring. The goal: for a junior developer starting tomorrow to be productive within a week.
    • Maintaining a strong requirement for quality without blocking delivery. Strict typing, tests, framework conventions. Not out of dogma, but because it's what allows a product to last.
    Main stack: Laravel / Next.js / TypeScript / MUI X Premium / XState / MySQL / AWS / turborepo monorepo.
    Laravel Next.js MySQL PHPStan Typescript
  • Signifly
    Fullstack Developer
    DIGITAL AND IT
    March 2023 - January 2025 (1 year and 10 months)
    Montreal, QC, Canada
    Fullstack developer in an agency, working on several client projects in parallel.

    Main project: B2B E-commerce Platform (~2 years)

    Design and development from scratch of a complete business platform for a North American leader in industrial printing.

    Beyond the build: structuring the technical team on the project, implementing a testing culture (3,500+ tests eventually), mentoring a junior developer.

    Mission continued directly as a freelancer after I left the agency.

    Other projects
    • Institutional website for an international Canadian airport, with a conversational AI assistant that became a flagship feature of the site (RAG on the client's internal documentation).
    • Headless e-commerce refactoring for a historic Canadian herbalism player — modernization of a platform with over 50 years of business history to respect.
    • Design system in Web Components for a fashion platform with over 1 million monthly visitors.
    Main stack: Laravel / Next.js / TypeScript / Go /Python.
    Laravel Next.js Fullstack CI/CD
  • Antipodes médical
    Lead Fullstack Developer
    DIGITAL AND IT
    January 2018 - December 2021 (3 years and 11 months)
    Paris, France
    Technical lead of a team of 6 developers spread between France and Morocco.

    What I managed for 3 years:
    • Production industrialization. Design of an internal development framework (based on Bedrock + Lumberjack) that reduced website creation time from 2-3 weeks to 2-3 days. Direct impact on the agency's profitability.
    • Collective skill development. Implementation of a comprehensive testing strategy (unit, integration, browser), linters, regular code reviews. The team moved from an artisanal approach to a real engineering workflow.
    • Operational technical lead. Daily supervision, support on complex issues, knowledge transfer of best practices, close collaboration with infrastructure to streamline deployments.
    Wordpress Responsive design Laravel PHP JavaScript

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Education

  • Bachelor WEB
    HETIC
    2020

Skill set

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