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Guillaume StofferGS

Guillaume Stoffer

Senior Web Developer, Database Expert

€350/day
Nantes, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Guillaume

Web developer and database expert for many years, I will accompany you in your projects with complete peace of mind. You can contact me for application maintenance, code analysis, bug fixing, or database architecture consulting.
I master the languages PHP, Javascript, HTML, CSS and the SQL standard, the Symfony framework, as well as the MySQL and PostgreSQL database engines.
I work according to the AGILE or SCRUM method if necessary.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Studio Goliath
    Back-end Developer
    DIGITAL AND IT
    August 2019 - Today (6 years and 10 months)
    Nantes, France
    Intervention on all back-end issues of all projects.
    PHP SQL Symfony Wordpress JavaScript PostgreSQL
  • Digital Garden
    Full Stack Developer
    DIGITAL AND IT
    December 2016 - November 2017 (11 months)
    Nantes, France
    Development in PHP, Javascript, HTML, CSS on projects of types: E-commerce (Prestashop), CMS (Wordpress, Typo3), Specific (Symfony and Silex).
    System and network administration in Windows and GNU/Linux environment (User account management, creation and maintenance of web servers hosting the projects).
    PHP JavaScript HTML CSS Prestashop Wordpress TYPO3 Symfony
  • Lengow
    Database Architect, Web Developer
    E-COMMERCE
    March 2014 - October 2016 (2 years and 7 months)
    Nantes, France
    Evolution and maintenance of the database architecture of all the company's technical projects, particularly that of V3 of the solution.
    Writing stored procedures and functions in PL/PgSQL.
    Updating, configuring and maintaining the PostgreSQL DBMS on development, integration and acceptance servers.
    Participation in the implementation of the Data Warehouse on the Amazon Redshift platform.

    Participation in the launch of the V3 project for the redesign of the Lengow solution and development of the first iterations, including the design of the database architecture with PostgreSQL, as well as the architecture of the front-end part under Symfony 2.
    Evolution and maintenance of a part of the Lengow solution in its version 2 in PHP / MySQL.
    Evolution and maintenance of the intranet site for managing client and partner accounts in PHP / MySQL.
    Processing of SQL query requests on the MySQL database for the Back Office.
    PHP SQL MySQL PostgreSQL Amazon Redshift

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Education

  • Management Information Systems BTS, application developer option
    IMCP, Paris
    2007

Skill set

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