Katerina Zanos

Katerina Zanos is a Principal Machine Learning Engineer at The Walt Disney Company, building AI driven systems that shape how people discover and experience media at scale. Previously, she was a Senior Machine Learning Engineer at Meta, where she helped develop recommender models for Facebook Home Feed and Reels, focusing on deep learning architectures (including two tower networks) and approaches that improve relevance while giving new content its moment.
Before Meta, Katerina spent over five years at The New York Times, leading work on personalisation, newsroom messaging and audience growth tooling across search and social.