Maria Papademetriou is a senior engineering leader in data, machine learning, and AI, currently leading ML and AI initiatives at American Express with a focus on enterprise adoption of generative and agentic AI. With prior leadership roles at Zalando, FARFETCH, Lloyds Banking Group, and IQVIA, she has deep expertise in personalisation, recommender systems, intelligent decisioning, and building end-to-end production AI systems at scale.