AI Engineer (f/m/d)

About Decathlon Decathlon aspires to become the world's best sports digital platform and open ecosystem. We want to enable customers to experience Decathlon through numerous local sports-centric experiences by connecting many third-party actors and services in a secure and high-performance manner. Our digital teams in Lille and Paris (and more...) grouping over 5000 employees, are united to design and develop digital products with the goal of always offering the best value to our users. Present in over 70 countries, Decathlon is committed to innovation, sustainability, and customer satisfaction. Job Description Our PRISM (Supply Chain) is looking for an AI Engineer based in Paris. As an AI Engineer dedicated to agent deployment, you will be at the heart of a tight-knit technical team. Your will play a critical role in the industrialization, deployment and monitoring of our Agent capabilities. You will closely work with digital teams (Data, Product, Engineering) to architect the deployment infrastructure, design intelligence routing, and build secure infrastructure allowing our agents to interact natively with our corporate data and legacy systems. Responsibilities Design and deploy solid foundations that will allow our AI agents to be hosted, run, and interact smoothly with our systems during production release. Design robust pipelines enabling multi-step asynchronous agentic execution (e.g., transactional ingestion and writing flows), by implementing distributed resilience patterns. Integrate agentic orchestration SDKs (notably Google Vertex AI Agent SDK / ADK), bypassing "black box" limitations of managed frameworks. Efficiently orchestrate agents in production while ensuring proper information processing, routing to the most suitable models, and guaranteeing optimal cost and token usage management. Also ensure quality and speed of task execution. Strictly define the scope of action for each agent. You guarantee they only access data and actions for which they are