Freelancer profile translated to English.
Back to original languageAbout Fredo
PHP / Symfony backend developer with over 15 years of experience, I have supported companies like Orange CyberDefense and Air France in the design and development of web applications and REST APIs.
I work on projects with high technical value, with a focus on performance, maintainability, and code quality.
My areas of expertise:
• PHP / Symfony backend development
• Design and development of REST APIs
• Custom web application development
• Integration with React or Vue.js frontends
• Improvement and maintenance of existing applications
• Performance optimization and bug fixing
Technologies used:
• PHP 8
• Symfony
• Doctrine ORM
• MySQL / PostgreSQL
• REST API
• React / Vue.js
• Git / GitLab / GitHub
• Docker
I pay particular attention to:
• code quality and readability
• application architecture
• performance and maintainability
I can work on:
the development of new features
the creation of backend APIs
the redesign or improvement of existing applications
Available for freelance missions in PHP Symfony development and web applications.
What I can bring you:
• Development of robust and scalable APIs
• Structuring and improving your Symfony backend
• Performance optimization of your application
• Maintenance and evolution of existing applications
• Technical reinforcement on production projects
French
Native or bilingual
English
Conversational
Remote only
Primarily works remotely
Experience
- Entreprise Castelis:Senior Web Development EngineerTECHFebruary 2018 - May 2025 (7 years and 3 months)Ivry-sur-Seine, France- Development of APIs with SlimFramework, for Gutemberg Network (PHP/MySQL)- Creation of website with Symfony for Orange CyberDefense (PHP/MySQL/JS)- Development of APIs with Symfony Ocade (PHP/MySQL)- Development of APIs with Symfony for NextMobiles (PHP/MySQL)- Development of APIs with Symfony + Front page with VueJS for CSE AirFrance (PHP/MySQL/JS)- Development of APIs with Symfony for an internal extranet for Castelis (PHP/SQL Server)
- HitecyFreelance DeveloperTECHDecember 2015 - February 2018 (2 years and 2 months)Meaux, FranceMaintenance and development of the Enecy point-of-sale management software and peripheral access programs (JAVA, PHP, MySQL, SQLServer, JavaScript) for the companies Acanthe, Fauchon, La Belle Iloise, Pillivuyt via Hitecy
- Entreprise Hitecy:Lead DeveloperTECHMay 2008 - December 2015 (7 years and 7 months)Pantin, France- R&D and industrialization of 2 filed patents (security system for information exchange on the Internet, and Artificial Intelligence system for automated replication and synchronization between remote databases)- Industrial research and development of the patented intelligent data replication system (Client/Server, JAVA)- Industrial development of the patented secure information exchange system (C++/JAVA)- Development and industrialization of the Enecy point-of-sale management software (PHP/MySQL, SQLServer/Javascript)- Industrial development and approvals of command and usage modules for peripheral terminals of computer systems under Windows (printer, bank terminal, scale), (Visual Basic/JAVA)
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Education
- Webmaster, multimedia developer trainingl'IPI/Robopolis2005Webmaster, développeur multimédia formation
- BTS Management Information Systemslycée Maximilien Sorre2000BTS Informatique de Gestion