Sergey Vartumyan is an accomplished digital sales leader with extensive experience in video advertising, business development, and sales management. He holds a bachelor's degree in System Programming from Moscow State University of Technology "STANKIN." His most recent position was Digital Sales Lead at YABBI DSP, where he drove strategic sales initiatives and developed high-performing teams. Prior to that, he held leadership positions at various companies in the advertising and marketing industry, including Advark Video Advertising Network, Prestigio Cyprus, Unilead Network, HubRus DSP, RuTarget, and eTargeting, where he gained a reputation for his ability to build strong customer relationships, drive revenue growth, and deliver results. Sergey is a dynamic, results-oriented leader who is passionate about driving business success through strategic sales and marketing initiatives.