Hybrid Senior Engineer merging a Business School background (EDHEC) with deep technical expertise. Over 13 years at Decathlon, evolving from Application Owner to Tech Lead. Expert in architecting resilient distributed systems (Kafka, OpenSearch). I bridge the gap between strategic business needs and technical excellence, focusing on stability, observability, and mentoring.

Technical Experience

Tech Lead - Circular Economy (Second Life) Decathlon | 2022 – Present
  • Role: Architecting the ecosystem for Decathlon's Buyback & Resell business (3 apps: PIM, OFFER, SEARCH).
  • Distributed Systems: Designed an Event-Driven Architecture (Kafka) to sync millions of products in real-time between PIM and Stores, replacing a PHP legacy monolith.
  • Search Engine: Led the implementation of OpenSearch for instant product recognition in stores.
  • Stability: Built a "Control Tower" (Datadog dashboards) and standardized testing, drastically reducing run maintenance.
  • Mentoring: Elevated team autonomy through Pair Programming, ADRs, and C4 Diagrams.
  • Prior: Backend Dev (BFF) - Built the first Java microservice for the domain.
Backend Developer (Payment & Integrations) Decathlon | 2018 – 2021
    Partner Integration (2021)
  • Orchestrated complex data flows (Products, Prices, Receipts) to enable sales in external retailers (Auchan). Ensured data consistency across disparate IS.
    • Payment Services (2018-2020)
  • Developed critical back-office microservices managing store financial flows where zero downtime is mandatory.
  • Quality First: Enforced strict craftsmanship standards (TDD, Clean Code) to secure transactions.

Product & Application Ownership

Application Owner (Gift Card & Insurance) Decathlon | 2011 – 2017
  • Scope: Owned the full product lifecycle (Roadmap, Budget, Run) for critical business apps.
  • Key Asset: Developed a strong "ROI-driven" mindset, recruited teams, and managed partners (FirstData) before transitioning to engineering via Bootcamp.

Early Career & Entrepreneurship

Entrepreneur & Project Manager 2008 – 2011
  • Incubateur APUI (2010-2011): Co-founded a startup developing a geo-located event discovery web application.
  • E.Leclerc (2008-2009): Project Lead for the "Carbon Footprint Labeling" initiative (Retail).