AI Engineer

AI Engineer - Location Barcelona Spain About the job As an AI Engineer within this team you will design and build cutting-edge agentic AI systems that reimagine how Sanofis global Supply Chain operates. You will architect and deploy intelligent autonomous AI agents that automate complex supply chain workflows unlock real-time decision-making and drive operational excellence at scale. About Sanofi Sanofi is a global biopharmaceutical company dedicated to supporting people through their health challenges committed to chasing the miracles of science to improve peoples lives. Our team across some 100 countries transforms the practice of medicine - providing life-changing treatments and life-saving vaccines to millions globally with sustainability and social responsibility at the center of our ambitions. Our values - Aim Higher Act for Patients Be Bold and Lead Together - guide everything we do. Main responsibilities Agentic AI Systems Development - Design and develop agentic AI systems that automate and optimize end-to-end supply chain workflows including demand forecasting inventory management logistics and procurement - Build multi-agent architectures using frameworks such as LangChain LangGraph or equivalent - Develop AI-powered decision-making systems that enable autonomous or semi-autonomous operations across supply chain processes - Integrate LLMs and generative AI capabilities into operational workflows to enhance intelligence reasoning and automation - Design and implement RAG (Retrieval-Augmented Generation) architectures and vector database solutions to power knowledge-grounded AI agents About you Education - Bachelors or Masters degree in Computer Science Data Science AI/ML Software Engineering or a related quantitative field Experience - 3-5 years of hands-on experience in AI/ML development or software engineering with working exposure to data engineering - Proven experience building and deploying AI agents or multi-agent systems in a professional environment - Track record of delivering production-grade AI or data solutions with measurable business impact Technical Skills - Programming Python (proficient) SQL (advanced) - Agentic Frameworks LangChain LangGraph or similar - LLM GenAI AWS Bedrock prompt engineering RAG architectures experience with OpenAI/other providers transferable - Vector Databases Pinecone or equivalent - Cloud Platforms AWS or equivalent - MLOPs WB Weave or equivalent model monitoring CI/CD for AI - DevOps Git CI/CD pipelines Docker/Kubernetes Why choose us - Frontier AI Engineering Work on cutting-edge agentic AI systems - multi-agent architectures LLM integration and real-time AI decision-making - with genuine operational impact at global scale - Reimagine Supply Chain Be part of a pioneering team transforming how Sanofis global supply chain operates through AI - from demand forecasting to logistics optimization - Global Impact Your AI solutions will directly influence the availability of life-saving medicines for patients worldwide - Cutting-Edge Exposure Stay at the forefront of AI - LangGraph multi-agent systems RAG generative AI - in a team that actively explores and adopts emerging technologies - Shape the Future Contribute to the AI Engineering teams product roadmap and help define what AI-driven operations look like in a global pharma leader - Career Growth Access to structured development programs internal mobility and continuous learning resources within Sanofis digital ecosystem - Inclusive Culture Join a diverse mission-driven team united by a passion for AI and operational excellence - Competitive Package Attractive compensation performance bonuses and comprehensive benefits - Flexible Working Hybrid work model supporting work-life balance #LI-Hybrid #BarcelonaHub #SanofiHubs