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Matthias GousseauMG

Matthias Gousseau

Fullstack Developer

€250/day
Montpellier, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Matthias

Passionate Fullstack Developer, I design and develop complete web applications combining performance, security, and user experience.
Graduated with a Professional Title of Application Designer Developer (RNCP level 6, Bac+3/4) and a DUT in Computer Science, I have worked on concrete projects in a professional and collaborative environment.

During my professional immersion training, I participated in the development of an event and volunteer management application (EvenGers) with a microservices architecture and a modern stack (React, NestJS, Prisma, MySQL, Docker, CI/CD).
I also have experience in systems administration and technical support (Capgemini), giving me a good understanding of software integration and operations.

💻 Main Stack:
React, TypeScript, TailwindCSS, Node.js, NestJS, Symfony, MySQL, Prisma ORM, Docker, Git, UML, agile methodologies.
(Notions: Angular, SSE/Websockets, Stripe, OAuth)

🎯 What I'm looking for:
Fullstack web development missions, where I can contribute to the design and implementation of robust and modern applications, while continuing to develop my skills in front-end and back-end technologies.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Montpellier (up to 50km)

Experience

  • Alt Incubateur Tech
    Professional Immersion Training
    March 2025 - July 2025 (4 months)
    Montpellier, France
    Project: Event and Volunteer Management Application (EvenGers)

    Fullstack development of a web application for managing and coordinating
    events with a volunteer registration system
    - Stack: React, NestJS, Prisma ORM, MySQL, Docker, GitLab CI/CD.
    - Microservices architecture with secure JWT authentication.
    - UML design, mockups creation, and agile project management in a team
    (4 devs).
    - Application deployed in a containerized environment (Docker) and
    documented.
    - Other modules covered: OAuth authentication, Stripe, SSE/Websockets, Cache
    Web Architecture NestJs React.js REST API Git
  • CAPGEMINI
    Systems Administrator
    TELECOMMUNICATIONS
    April 2022 - April 2024 (2 years)
    Aix-en-Provence, France
    Outsourcing mission as a local technician for the client
    TechnicAtome

    - Level 1/2 Technical Support: incident resolution on
    Windows and Office Suite environments (Word, Excel, Outlook, configuration)
    - Deployment Management: installation/configuration of workstations via SCCM
    (System Center Configuration Manager)
    - WSUS Server Administration: planning and deployment of security updates
    on isolated environments
    - Administration of Windows workstations and professional smartphones /
    encoding and management of access badges
    System Center Configuration Manager (SCCM) Microsoft Office Windows Server Technical Support System Administration
  • toHero
    End-of-DUT Internship
    April 2021 - June 2021 (2 months)
    Montpellier, France
    Intern as an Application Designer Developer

    - Development of REST APIs with Symfony (PHP) to connect a
    React Native mobile application to the existing MySQL database
    - Design and implementation of API endpoints to synchronize data
    between the web application and the mobile application
    - Management of CRUD requests and data access security
    - Testing and documentation of developed endpoints
    Symfony PHP REST API MySQL Postman Documentation

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Education

  • Professional Title of Application Designer Developer (Bac+3/4)
    Alt Incubateur Tech
    2025
    Formation en immersion professionnelle : - Projet en équipe (voir expérience professionnelle : projet Evengers) - Apprentissage React / NestJS / Angular / MySQL / Authentification JWT / OAuth / Stripe / Mise en cache / Maquettage / Conception UML / Gestion de projet agile / Gitlab CI/CD / Docker
  • No specific degree
    M2iFormation
    2022
    3 mois de formation : - Administration Linux et Windows (Client-Serveur / Gestion utilisateurs et réseau) - Méthode ITIL - Scripting bash et powershell

Skill set

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