About François
English
Native or bilingual
German
Fluent
Portuguese
Fluent
Spanish
Conversational
French
Native or bilingual
Chinese
Conversational
Experience
- AMJ GroupeFullstack Developer - Devops - POSOFTWARE PUBLISHINGSeptember 2023 - Today (2 years and 9 months)Pacé, France💻 Backend Development & Software SobrietyREST API Design (Java Spring Boot, Hibernate, Go): Modular development prioritizing code efficiency to reduce server load and energy consumption.PHP Architecture (Symfony, Custom Framework, Native): Maintenance and optimization of legacy systems to extend application lifespan and avoid costly resource-intensive refactors.Database Optimization (PostgreSQL, MySQL): Complex schema modeling and SQL query optimization to minimize disk I/O and storage.🎨 Frontend & AccessibilityDynamic Interfaces (Angular, TypeScript): Creation of lightweight and performant frontend architectures, limiting page weight for smooth navigation, even on low-bandwidth networks.🛡️ Quality & Technical SovereigntyTesting & Reliability (JUnit, Mockito): Implementation of rigorous test coverage to ensure the longevity of sovereign solutions and reduce resource-consuming bugs.Technical and Functional Specifications: Writing clear documentation focused on reversibility (avoiding vendor lock-in) and business alignment.Agile Project Management (Jira, Redmine): Iterative management allowing for precise adjustment of the functional scope to the exact needs ("Green IT": developing only what is necessary).
- WebCreation TPFreelance Developer - DevopsSOFTWARE PUBLISHINGJanuary 2022 - January 2023 (1 year)Rennes, France🚀 Migration to Sovereign CI/CD & DevOps SobrietyObjective: repatriate a deployment infrastructure from a US cloud to a solution hosted in France.Actions:Migration of Jenkins/GitHub Actions pipelines to self-hosted GitLab CI on OVHcloud instances.GitLab Workflow Optimization: implementation of aggressive caching and multi-stage builds to reduce computation time (and thus carbon footprint) by 40%.Automated deployment with Terraform for "Just-in-Time" resource management.🌍 Refactoring of a business application into "Green Computing"Objective: lighten a dated and energy-intensive Java Spring Boot platform.Actions:Audit and refactoring of the Java/Hibernate backend: reduction in the number of SQL queries and optimization of memory management.Implementation of targeted JUnit/Mockito tests on critical functions to ensure stability during the removal of unused features (feature cleaning).Transition to a lightweight Angular interface (Lazy loading, reduction of asset weight).🛡️ Compliance Audit and API Security (Sovereignty)Objective: Ensure that no health or sensitive data is transmitted through non-European third-party services.Actions:Development of robust APIs in Java/Go with data flow isolation.Writing technical specifications to ensure full code reversibility and the absence of proprietary "lock-in".Deployment via secure containers on sovereign Linux infrastructure.
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Education
- Certified English TeacherAcadémies de Versailles2022Professeur d'anglais certifié
- Professional Master's Degree in Software Architecture - Specialization in AI / Big DataEpitech Rennes2025MsC Pro Architecte logiciel - Spécialisation IA / Big Data