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Guillaume ChauveauGC

Guillaume Chauveau

Senior Backend Developer

€600/day
Nantes, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Guillaume

Web developer since 2010, self-employed through my SARL Appus since 2015, I specialize in backend PHP / Symfony. All these years have allowed me to work in multiple fields: fintech, industry, fashion, museography, education, health. And since 2018, I have been passing on these best practices as a Symfony trainer in a master's program at a Nantes digital school.

My core business: taking charge of existing systems to evolve them without breaking what's running. Latest assignments: payment engine processing nearly 150 million transactions per year, complete rewrite of a fleet management platform.

Why call on me?
✔ For the development of a business application, from design to maintenance, in whole or in part;
✔ For any improvement or addition of functionality to an existing application;
✔ For the update or migration of an aging web application (PHP 5 → 8, Symfony 2 → 7, Zend);
✔ To relieve your team for a short or long period, I integrate quickly (Git, SCRUM, code reviews).

In what cases would calling on me not be the best option?
✘ For the creation of a showcase website, a graphic designer will have much more value;
✘ For a native mobile application, a mobile specialist will be more effective;
✘ For a complex SPA or SSR, an experienced front-end developer will bring more value;
✘ For a Drupal project, purely a matter of affinity with this CMS.

Mainly remote. Occasional travel in the Grand Ouest. Based in Couëron (44), near Nantes.
  • French

    Native or bilingual

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

Experience

  • HiPay
    Software Engineer
    BANKING AND INSURANCE
    May 2023 - Today (3 years and 1 month)
    Nantes, France
    As a Software Engineer within the team responsible for the payment engine, my role includes developing new features, migrating legacy code, and writing and updating quality assurance (QA) tests.
    PHP Zend Framework Codeception Symfony Docker PostgreSQL
  • EDISER
    Lead Developer
    EDUCATION AND E-LEARNING
    October 2021 - December 2022 (1 year and 2 months)
    St.-Herblain, France
    Lead Developer for EDISER's digital products (merger of ENPC-Éditions and EDISER companies).
    During this one-year fixed-term contract, the development primarily involved evolving existing products as a Freelancer for ENPC-Éditions.
    PHP Symfony Moodle Wordpress MySQL MongoDB Docker Angular CoffeeScript Redis Memcached
  • TMS
    Back-End Developer
    AUTOMOBILE
    January 2019 - October 2019 (10 months)
    Bouaye, France
    TMS is a company specializing in IT solutions for automotive professionals' administrative processes. My mission included technical support and development assistance for certain TMS products.
    Symfony PHP

Recommendations

FU
FU
Guilhem DelebecqueGD
+1
Former user and 3 other people have recommended Guillaume

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Education

  • Computer Science Multimedia Writing Degree
    University of Maine
    2007
  • Master's Degree in Computer Science, Human-Machine Communication, and Educational Engineering
    University of Maine - Le Mans
    2009

Skill set

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