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Mathéo GuilleminMG

Mathéo Guillemin

Full Stack Developer

€400/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mathéo

Freelance developer, I create and maintain custom websites and applications, meeting the specific needs of clients. I have expertise in modern technologies, ensuring high-performance solutions tailored to each project. I ensure rigorous follow-up and transparent communication throughout the development process, to guarantee the satisfaction and success of each mission entrusted to me.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Bertrandt
    DevOps Developer
    SOFTWARE PUBLISHING
    September 2025 - Today (9 months)
    Vélizy-Villacoublay, France
    As a DevOps and Fullstack Developer at Bertrandt, I am responsible for the complete development and deployment of an internal application, from design to production.I ensure the implementation of continuous integration and deployment processes, while guaranteeing the quality, security, and performance of the product.Working independently on the entire project, I am involved in both application development and infrastructure aspects, in a collaborative and innovation-oriented environment.

    Translated with DeepL.com (free version)
    DevOps Front-End Development Back-End Development Web Development
  • Roole
    Full Stack Developer
    SOFTWARE PUBLISHING
    September 2023 - Today (2 years and 9 months)
    Boulogne-Billancourt, France
    Full Stack Web Developer
    Within the product department of a media company

    Participation in the design and development of internal and external tools to support the digital transformation of the media company. Close collaboration with product, design, and editorial teams to create high-performance interfaces and tools adapted to business needs.

    Main tasks:

    Development of front-end and back-end web applications

    Design of user interfaces in conjunction with the design team

    Integration of APIs and database management

    Participation in technical choices and continuous improvement of tools

    Performance monitoring and bug fixing
    Node.js Typescript CMS Front-End Development Back-End Development
  • INOW
    Developer
    CONSULTING AND AUDITS
    May 2023 - June 2023 (2 months)
    Boulogne-Billancourt, France
    During my two-month web developer internship, I designed and developed several websites using technologies such as HTML, CSS, and JavaScript. I collaborated with the team to optimize the user experience and ensure website responsiveness. I also learned to manage projects using agile methodologies, strengthening my skills in front-end development and web design.
    JavaScript jQuery Front-End Development

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Skill set (29)

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