Stefan Klisarov

Stefan Klisarov is a seasoned data scientist with extensive experience in machine learning, fraud detection, and analytics. Currently serving as a Senior Data Scientist at November since June 2021, Stefan has led the development of advanced models to optimize marketing and sales operations. Prior roles include Data Scientist positions at Screen6 and Action, where expertise in advertising technology and fraud prediction systems was honed. Stefan's earlier experience at Booking.com encompasses leadership in fraud prevention and compliance analysis. With a foundational background in social sciences from Sofia University St. Kliment Ohridski and specialized training from the University of Amsterdam and Wesleyan University, Stefan combines analytical expertise with a robust understanding of data-driven decision-making.