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Yoan DunoyerYD

Yoan Dunoyer

Expert Web Development, DevOps & Automation

€559/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Yoan

I support companies in the design, industrialization, and optimization of their web solutions and technical environments, with a strategic, operational, and results-oriented approach.

My experience in start-ups, large corporations, and the public sector allows me to quickly intervene in various contexts, with the same objective: to deliver reliable, high-performing, scalable, and genuinely useful solutions for the business.

I work across the entire lifecycle of a product or platform: web development, technical structuring, automation, CI/CD, containerization, orchestration, delivery quality, and continuous improvement. I specifically work withDocker, Kubernetes, Jenkins, and GitLab CIto secure deployments, accelerate time-to-market, and ensure operational reliability.

I also integrateAI agentsinto business and technical workflows to automate high-value tasks, streamline processes, enhance analysis, and improve team productivity. The goal is not just to implement technology, but to create a genuine performance lever.

I pay particular attention to clarity, solution robustness, and the ability to deliver value quickly. My approach is pragmatic: understand the challenges, get to the essentials, design cleanly, and deliver effectively.

I am available for remote work missions.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Ministère de la Justice
    Software Development Engineer
    PUBLIC SECTOR
    March 2018 - Today (8 years and 4 months)
    Paris, France
    Within the Digital Innovation and Manufacturing department of the Ministry of Justice, I contribute to the digital transformation of strategic business applications in a demanding environment where the reliability, security, and sustainability of solutions are essential.

    I am involved in the design, development, and evolution of robust web solutions using modern technologies such as React, Angular, Java/Spring Boot, and PHP/Symfony. I also support the industrialization of environments and deployments with Docker, Jenkins, and OpenShift, to improve delivery quality, platform stability, and operational efficiency.

    In a logic of continuous innovation, I also participate in the integration of AI agents into applications and workflows, with the aim of automating certain tasks, streamlining processes, and enhancing the value delivered to business teams.

    This experience has allowed me to develop a rigorous, pragmatic, and impact-oriented approach to complex, high-visibility projects, reconciling technical challenges, user needs, and innovation vision.
    AI Agent Angular Java Kubernetes Gitlab CI/CD
  • PSA Peugeot Citroën
    PHP Symfony Developer
    AUTOMOBILE
    March 2016 - February 2018 (2 years)
    Poissy, France
    Participation in the development of online vehicle configurators for the Peugeot and Citroën brands as part of the Config V2 project, involving the entire value chain, both frontend and backend.

    Contribution to the design and evolution of internationally deployed solutions, designed to offer a fluid, high-performing, and consistent user experience on desktop, tablet, and mobile. These platforms allowed users to customize their vehicle and guided them through the purchase journey.

    This experience allowed me to work on a high-visibility project in a demanding environment with technical, business, and user experience challenges. I strengthened my ability to work on robust web applications focused on performance, scalability, and delivery quality.
    PHP Symfony Bootstrap jQuery PostgreSQL
  • Orange SA
    Full Stack Design and Development Engineer
    TELECOMMUNICATIONS
    September 2013 - January 2016 (2 years and 5 months)
    Paris, France
    Within the Customer Billing Operations department of Orange Business Services, I contributed to the design, development, and evolution of strategic tools related to the billing of very large national and international accounts.

    My mission was to design applications for real-time management of exchanges and operations related to the billing process between different partner teams located internationally. I played a central role in several structuring projects, such as WS-Publication and Manual Billing 50D, intervening in the entire application lifecycle: gathering and reformulating needs, functional and technical specifications, proposal of mock-ups, architectural choices, development, testing, production deployment, and user support.

    In an Agile environment, I also provided technical support, corrective and evolutionary maintenance, documentation writing, and incorporated user feedback in a continuous improvement approach.

    This experience allowed me to strengthen a comprehensive approach to full-stack development, with a strong focus on business challenges, service quality, and the reliability of solutions used in a critical international context.

    Technical environment: PHP, Symfony, Twig, Smarty, MySQL, Doctrine, PHPUnit, Git, Wamp.
    Twig MySQL Doctrine PHP Symfony

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Education

  • MASTER 2 in MIAGE - Apprenticeship - Agility of Information Systems and e-Business
    Université Paris Ouest Nanterre la Défense
    2016
    Master MIAGE (Méthodes Informatiques Appliquées à la Gestion des Entreprises) – Bac+5 Formation de référence en systèmes d’information, agilité, e-business et gestion de projet, reconnue pour sa double compétence en informatique et en management. Ce cursus m’a permis de consolider des compétences solides en développement, architecture des systèmes d’information et pilotage de projets, tout en développant une compréhension fine des enjeux métier et de la transformation digitale. Réalisé en apprentissage chez Orange Business Services, ce Master a renforcé ma capacité à évoluer dans des environnements professionnels exigeants, sur des projets concrets à forte valeur ajoutée. Cette expérience m’a permis de conjuguer exigence technique, vision business et impact opérationnel, avec une approche à la fois structurée, pragmatique et orientée résultats.
  • Scientific Baccalaureate
    Lycée Galilée - Combs la ville
    2009
    Baccalauréat Scientifique – 2009 Parcours fondé sur un enseignement renforcé en mathématiques, physique-chimie et sciences, ayant permis de développer une solide capacité d’analyse, de structuration et de raisonnement logique. Cette formation constitue le socle de mon approche rigoureuse dans la compréhension des problématiques techniques et la conception de solutions fiables.

Skill set

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