Bartlomiej Chmiel is a seasoned executive with extensive experience in the digital marketing and recruitment technology sectors. As the COO and Co-Founder of Yieldbird since May 2012, Bartlomiej has played a critical role in advancing SaaS and service solutions in programmatic advertising, supporting over 300 publishers globally. Additionally, Bartlomiej served as a Board Member at HRlink.pl from October 2018 to January 2020, contributing to the development of a web-based recruitment application. Previous roles include Head of Performance Department at K2 Internet S.A. and Sales Specialist at Agora SA. Bartlomiej holds a Master's degree in Economics from the University of Warsaw and has furthered education at prestigious institutions such as Harvard Business School and Columbia Business School.