About Sébastien
French
Native or bilingual
English
Fluent
Experience
- DiffuselyIngénieur Backend — Python · PHP · Golang · AWSSOFTWARE PUBLISHINGOctober 2021 - March 2026 (4 years and 5 months)Paris, FranceIngénieur backend au sein d'une SaaS de traitement d'image (B2B, international). Développement et maintenance d'APIs REST en FastAPI (Python) et Symfony (PHP), architecture microservices, déploiements AWS.Réalisations clés :— Migration complète du provider de paiement (Maxio → Stripe) : 0 downtime, 100% des subscriptions migrées, -35% de coûts opérationnels— Développement d'un système d'archivage média serverless (AWS Lambda + S3) traitant des volumes importants— Intégration d'APIs tierces complexes (Stripe, Nexrender, Runware) pour automatisation de workflows— Mise en place d'une pipeline CI/CD complète (GitHub Actions + Docker) avec versioning sémantique et déploiement automatisé— Tests unitaires et d'intégration (PHPUnit, Behat)
- OpenclassroomsAPPRENTISSAGE DEVELOPPEUR WEBSOFTWARE PUBLISHINGFebruary 2021 - August 2021 (6 months)Paris, FranceGained proficiency in HTML5, CSS3, and JavaScript for web development.Learned to use modern frameworks and libraries (React, Node.js as part of the curriculum).Designed and implemented responsive, mobile-first user interfaces.Applied Git / GitHub for version control, collaboration, and project management.Completed hands-on projects: building dynamic and interactive websites.Acquired fundamentals of SEO and web accessibility best practices.Set up development environments and deployed web applications.Worked independently with mentor guidance, applying project-based methodology.
- N/ACHEF INDEPENDANTHOSPITALITYJanuary 2019 - January 2021 (2 years)Paris, FranceDesigned and prepared custom menus for private events, corporate functions, and special occasions.Managed all aspects of kitchen operations, including ingredient sourcing, food preparation, and plating.Ensured high standards of hygiene, food safety, and quality control.Delivered exceptional customer service, adapting dishes to client preferences and dietary requirements.Planned and executed events from concept to completion, managing budgets and timelines effectively.Developed signature dishes and experimented with innovative culinary techniques.Collaborated with clients to create memorable gastronomic experiences and maintain strong client relationships.
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Education
- LICENCE BACHELOR DEVELOPPEUR WEBHetic2023LICENCE BACHELOR DEVELOPPEUR WEB
- FORMATION DEVELOPPEUR WEBOpenclassrooms2021FORMATION DEVELOPPEUR WEB