Freelancer profile translated to English.
Back to original languageAbout Francis
15+ years of PHP backend (Symfony, Laravel). Tech Lead and Solution Architect on distributed architectures, API security (Keycloak, OAuth2/OIDC) and modernization of legacy systems.
Main missions:
- Eficia (2023-2025) — Backend Technical Referent, Symfony + DDD + Keycloak
- CWF (2022-2023) — Web Tech Lead / Scrum Master, API Platform + CDC
- Seqens (2021-2022) — Application Manager, secure APIs, high availability
- TotalEnergies (2019-2021) — Mass-market mobile API, high volume
Since late 2025, focus on VeloFleet (SaaS B2B, Laravel 12, 16 BC DDD) and Kranq (documented polyglot architecture), with availability for freelance missions in parallel.
Daily rate: €700/day. Hybrid Paris 2-3 days/week, full remote possible depending on mission.
Available immediately.
Portfolio: GitHub /fbo94
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km)
Experience
- EFICIASenior backend developerENERGY AND UTILITIESAugust 2023 - Today (2 years and 11 months)Paris, FranceDesign, develop and deploy advanced features for a high-availability web platform, using PHP, Laravel and AWS.Integrate Keycloak for secure identity and access management, implementing advanced features such as SSO and session management.Collaborate with development teams to design robust and scalable RESTful APIs, using technologies like Swagger/OpenAPI for documentation and Postman for testing.Implement refactoring strategies to improve code quality, maintainability, and performance of existing applications, following SOLID principles and good design practices.Develop comprehensive and clear technical documentation for developed features, as well as user guides for internal and external developers.Actively participate in code reviews, retrospectives, and training sessions to promote best development practices and share knowledge on new technologies and tools.
- CWFTech leadFASHION AND COSMETICSOctober 2022 - July 2023 (8 months)Les Herbiers, FrancePROJECTS:- Redesign of the purchasing supervision tool- Evolutions on the repository APIAREA OF INTERVENTION:■ Documentation on the application■ Advanced rights management on the web portal■ Implementation of unit tests■ Code review■ Development with Symfony and React.js■ Excel reporting■ Support for the business on needs■ Breakdown and costing of development phases■ Management of deployment to production and acceptance testing■ Containerized development environments on Docker■ Support for the Talend team for API interactions■ Implementation of Scrum project management■ Securing APIsTECHNICAL ENVIRONMENT:■ PHP 7.4-8.1, GIT, REST and XML API, phpunit, Phpstan, mysql, DB2, Laravel, sql server, Docker, Microsoft Azure, Symfony, API Platform, React.js
- SeqensApplication ManagerREAL ESTATENovember 2021 - September 2022 (9 months)Issy-les-Moulineaux, France
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Education
- University degree in computer management option developerLe Rebours2007
- Computer AnalystINSTA2010