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Didier CeriacDC

Didier Ceriac

WordPress Developer | Next.js Developer

€350/day
103 projects
Paris, FR
8-15 years

Average response time: 24 hours

Freelancer profile translated to English.
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About Didier

🚀 Front & Back-End Web Development
• Creation of modern, responsive, and high-performance e-commerce showcase websites, optimized for a fluid user experience.
• Mastery of Next.js and React.js for responsive, fast interfaces with server-side rendering (SSR) for better SEO.
• Robust back-end development in PHP or Node.js, RESTful API integration, MySQL and NoSQL database management, ensuring reliability and security.
• Performance optimization, cache management, and technical SEO best practices for optimal organic search engine ranking.

🛒 WordPress & WooCommerce Expertise
• Creation, customization, and maintenance of tailored online stores, with secure payment method integration and inventory management.
• Custom WordPress theme and plugin development, with clean and maintainable architecture.
• On-page SEO optimization, content structuring, and strategies to improve search engine visibility.
• Update management, security, and backups to ensure site stability in production.

📱 Mobile Applications
• Development of high-performance cross-platform applications with React Native and Expo, for iOS and Android.
• Integration of external services (REST API, Firebase), mobile application lifecycle management.
• Design of intuitive UX/UI interfaces to maximize user engagement.

🤝 Support & Custom Projects
• Personalized technical support for startups, SMEs, and large companies (Universal, Opéra de Lille, Canal+, etc.).
• Full-stack projects combining modern front-end and secure back-end, tailored to business needs.
• Continuous support, evolutionary maintenance, bug fixing, and training to facilitate adoption.
• Use of Agile and Scrum methodologies for rigorous tracking and rapid delivery.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 30km)

Experience

  • Washtec
    Full Stack JavaScript Developer
    October 2024 - December 2024 (2 months)
    France
    • Development of an online car wash configurator with a drag-and-drop interface and automatic PDF generation.
    • Front-end: responsive interactive components, fluid UX for visual configuration.
    • Back-end: REST API to manage user configurations and PDF generation.
    • Performance optimization and multi-browser compatibility.
    • Technologies used: React.js, Next.js, Node.js, Tailwind CSS, TypeScript, REST API, WordPress, PHP, Bootstrap, SCSS, HTML5, CSS3, JavaScript, jQuery.
  • CFE-CGC Métallurgie
    Full Stack & WordPress Developer
    October 2024 - February 2025 (4 months)
    France
    • Complete redesign of the institutional website to improve UX and modernize the interface.
    • Front-end: responsive integration, light animations, technical SEO optimization.
    • Back-end: PHP development for specific adjustments and custom functionalities.
    • Technologies used: WordPress, PHP, Bootstrap, SCSS, HTML5, CSS3, JavaScript, jQuery.
  • Réserve ton Resto
    Full Stack JavaScript Developer
    January 2024 - July 2025 (1 year and 6 months)
    France
    • Development of an online table reservation platform for restaurants, including admin and restaurateur dashboards.
    • Front-end: creation of a reusable design system for UI components, responsive integration for desktop and mobile, UX/UI and performance optimization.
    • Back-end: design and implementation of secure REST APIs for managing reservations, users, restaurants, and notifications.
    • Development of a cross-platform mobile app MVP with React Native and Expo.
    • Database management, query optimization, and caching to ensure speed and reliability.
    • Implementation of unit and functional tests to ensure the stability of critical functionalities.
    • Collaboration with the client and stakeholders to adapt functionalities to business needs and gather user feedback.
    • Technologies used: React.js, Next.js, Node.js, TypeScript, React Native, Expo, Tailwind CSS, Prisma, PostgreSQL, REST API, Git.

Reviews

4.9

Out of 69 ratings

EmmanuelE

Emmanuel

COAPTIS

Reviewed on 12/9/2024

Je recommande vivement Didier pour la qualité de son travail.
GeoffreyG

Geoffrey

Brain & Heart / Les Apaches de Paris

Reviewed on 9/26/2023

Merci Didier d’avoir répondu à nos besoins et d’avoir été réactifs à nos nombreux retours !

Didier has chosen to hide 1 review

1 written review is private.

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Education

  • Master of Science (Computer Science Expert)
    Supinfo International University
    2018

Skill set

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