Freelancer profile translated to English.
Back to original languageAbout David
Do you have a Symfony / PHP application to create, maintain, modernize, or stabilize?
I can assist you with your backend projects, **API Platform**, business applications, SaaS, CRM, ERP, and complex web platforms.
A seniorPHP/Symfonydeveloper with over **15 years of experience**, I can reinforce your team or work independently on existing or new projects.
What I can bring you:
- Development of custom web applications withSymfony
- Creation and evolution ofREST APIswithAPI Platform
- Taking over and stabilizing existing or legacy projects
- Migration to recent versions ofSymfony / PHP
- Performance and maintainability optimization
- Setup ofDocker**, **GitLab CI/CD**, or **Azure DevOps
- Integration of third-party services, SSO, business tools, or external APIs
Recent experiences:
I have recently worked in demanding industrial environments, particularly forNHIndustriesand **PetroIneos**, on challenges related to application modernization, technical migration, security, industrialization, and operational maintenance.
What sets me apart:
- High autonomy
- Experience with long-term assignments
- Ability to take over complex existing codebases
- Results-oriented approach: deliver, stabilize, document, and make the project maintainable
- Good understanding of business, technical, and production constraints
Typical project types:
- Symfony business applications
- REST APIs / API Platform
- SaaS, CRM, ERP
- Symfony / PHP Migrations
- Refactoring or modernization of legacy applications
- Docker / CI/CD
- Maintenance
Availability and mobility:
Based inClermont-Ferrand**, I prefer **remoteorhybridassignments inClermont-Ferrandand **Lyon**.
I can also travel to other cities in France, with transport and accommodation costs covered depending on the context.
French
Native or bilingual
English
Conversational
Can work on-site
Clermont-Ferrand (up to 50km), Lyon (up to 10km), Saint-Étienne (up to 10km), Ambert (up to 10km), Thiers (up to 50km)
Experience
- AbylsenSenior Symfony Developer — API Platform / Docker / CI/CDDIGITAL AND ITDecember 2024 - Today (1 year and 8 months)Clermont-Ferrand, FranceWorked at Abylsen as asenior Symfony developeron several client projects with high technical stakes: Crédit Agricole, PetroIneos, and NHIndustries.Crédit Agricole Project — Clermont-Ferrand:Development of a Symfony SDK to support the migration and integration of internal applications. Worked on Symfony, API Platform, Angular, Active Directory, Docker, GitLab, Azure DevOps, and implemented tests with Hurl, PHPUnit, and Behat.PetroIneos Project in Martigues:Migration of legacy Symfony applications to Symfony 7, including code modernization, environment containerization, CI/CD pipeline setup with Azure DevOps, and improvement of the deployment cycle. The migration was completed well ahead of initial forecasts.NHIndustries Project — Aix-en-Provence:Development of a request management system for helicopter tracking and repair. Implementation of a Symfony business application to centralize requests, structure communication, and improve intervention handling.All missions were carried out in demanding environments, addressing challenges of migration, industrialization, security, code quality, automated testing, continuous integration, and operational maintenance.
- ARNEOSymfony 6 / API Platform / PHPUnit DeveloperDIGITAL AND ITApril 2023 - August 2023 (4 months)Lyon, FranceDevelopment of a complete REST API withSymfony 6andAPI Platformfor ARNEO.Design and implementation of endpoints, business logic, validation rules, API resource structure, and data exchange.Setup of comprehensive test coverage withPHPUnitto secure API behavior, limit regressions, and ensure deliverable quality.Worked under tight deadlines, meeting delivery schedules, prioritizing development, and maintaining a high level of technical quality.Participated in bug fixes, functional adjustments, code reviews, and project maintainability improvements.
- New HollandSSO SAML Implementation in a Symfony ApplicationAGRICULTUREJune 2021 - June 2021Paris, FranceImplementation ofSSO SAMLauthentication in aSymfonyapplication for the end client New Holland.Worked in pair programming with Joseph Benguira from APPDRAG LTD on integration, configuration, and validation of the authentication flow.Setup of **SSO login**, configuration of **SAML exchanges**, testing the login process, and verifying proper functioning with the client's environment.Short, focused assignment on a specific technical need: securing application access, integrating an identity provider, and adhering to Symfony best practices.
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Education
- PHP / Symfony Application DeveloperOpenClassrooms2013Formation orientée développement d’applications web avec PHP et Symfony. Compétences travaillées : * Analyse d’un cahier des charges et choix de solutions techniques adaptées * Conception de l’architecture technique d’une application avec UML * Développement d’applications web dynamiques en PHP * Utilisation de bases de données relationnelles * Développement professionnel avec le framework Symfony * Mise en place de tests unitaires et fonctionnels * Utilisation d’outils d’intégration continue * Production de documentation technique et fonctionnelle * Prise en compte des performances d’une application PHP
Certifications
- Design your website with PHP and MySQLOpenClassrooms2015
- Create your website with HTML5 and CSS3OpenClassrooms2015