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Quentin BarrochéQB

Quentin Barroché

Fullstack Developer & Freelance CTO

€700/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Quentin

Senior fullstack developer and freelance CTO with 8+ years of experience, I will guide you from idea to production. My expertise covers the entire technical chain: architecture, development, deployment, and scaling. I co-founded and built DataHide, a marketing attribution SaaS, managing the entire tech stack from A to Z.

What I can offer you:

- High-performance web applications in React, Next.js, TypeScript on the frontend
- Robust APIs and microservices in Python (Django, FastAPI), Node.js on the backend
- Integration of generative AI (LLM, RAG, AI agents) into your products
- Cloud architecture, CI/CD, Docker, PostgreSQL
- Product vision and technical leadership (CTO as a Service)

I use AI daily in my workflow (Claude, Copilot, custom agents) to deliver faster without sacrificing quality.

Accustomed to startup environments and rapid iterations, I integrate easily into an existing team or can manage a project autonomously. Immediately available remotely.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • WebinarAgency
    Full Stack Developer
    July 2025 - December 2025 (5 months)
    Freelance fullstack developer for a webinar platform. Development and maintenance of the web application (Node.js, React). Automation of business workflows with N8N, Make, and Zapier. Integration of third-party tools and APIs. Implementation of automation pipelines for webinar and participant management.
    Node.js React.js n8n
  • Libertywebi
    Chief Technical Officer (CTO)
    May 2025 - November 2025 (6 months)
    Freelance CTO for a digital agency. Technical management and automation of business workflows (N8N, Make, Zapier). Integration and configuration of the Zoho CRM. Fullstack development (Node.js, React). Implementation of automation pipelines for the agency's clients.
    Node.js React.js n8n
  • FastEvent
    Full Stack Developer
    ENERGY AND UTILITIES
    January 2025 - February 2026 (1 year and 1 month)
    Multi-tenant event management SaaS. Complete development of the platform in Next.js 14, TypeScript, and Supabase. Multi-tenant architecture, ticketing system, PDF badge generator, QR codes, analytics dashboard.
    Next.js Typescript React.js

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Education

  • Master of Computer Science
    Universite Paris-Saclay
    2017
    Specialisation en genie logiciel et systemes distribues. Projets en architecture web, bases de donnees, algorithmique avancee et intelligence artificielle.

Skill set

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