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Pierre U.PU

Pierre U.

CMS Developer

€400/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Pierre

👋 Hello and welcome to my profile!

I am a senior CMS developer specializing in the creation, customization, and optimization of high-performance websites, primarily on WordPress, but also with other CMS like Drupal and WooCommerce.

With over 7 years of experience, I support you in carrying out tailor-made web projects, whether they are showcase sites, e-commerce sites, or complex platforms.

My areas of expertise:
🌐 CMS Development & Integration

Custom WordPress/Drupal theme development, adapted to your brand identity and business needs

Creation and customization of plugins to extend functionalities (including Gutenberg blocks and React.js integration)

Site migration, optimization of theme/plugin compatibility, and secure updates

Implementation of custom fields (ACF, Gutenberg, etc.) for flexible content management

🚀 Performance & Security

Optimization of speed and SEO (PageSpeed, technical SEO best practices)

Security configuration (HTTPS, SSL, dedicated plugins) and automated backups

Complete technical audit to ensure stability and GDPR compliance

📱 User Experience & Responsive Design

Mobile-first and responsive design to ensure optimal display on all devices

Use of modern methodologies like Atomic Design for modular and maintainable development

🔧 Project Management and Support

Writing specifications and precise definition of needs with clear user stories

Advice on technical and functional choices, regular project monitoring until delivery

Training on how to use the back-office to make you autonomous

Why collaborate with me?
I prioritize rigor, transparent communication, and the application of best practices to offer you a reliable, scalable solution perfectly adapted to your objectives.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Fluent

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

Experience

  • Agence Web Innovate
    Senior CMS Developer
    March 2020 - Today (6 years and 3 months)
    Paris, France
    Design and development of custom WordPress sites for SMEs and large accounts

    Creation of custom Gutenberg plugins and integration of React.js blocks

    Secure migration of sites to new hosting, performance optimization

    Technical SEO audit and improvement on several client projects

    Training clients on how to administer their CMS back-office
  • Drupal
    WordPress Developer
    January 2017 - February 2020 (3 years and 1 month)
    Paris, France
    Development of custom themes and plugins according to specific client needs

    Responsive integration and mobile-first optimization

    Implementation of WooCommerce e-commerce solutions and payment gateway management

    Technical support and evolutionary maintenance
  • Studio Web Créa
    Junior Web Developer
    June 2015 - December 2016 (1 year and 6 months)
    Integration of HTML/CSS mockups and development of PHP functionalities for WordPress sites

    Assistance in digital project management and writing technical documentation

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Skill set

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