Assaf is Senior Vice President of Product Management at Upstream. Assaf is responsible for driving the development of Upstream’s next-generation mobile marketing solutions and identifying new markets for expansion. Prior to joining Upstream, Assaf worked for speech and imaging solutions supplier Nuance Communications as a senior director of product strategy where he was responsible for developing on-demand and mobile solutions. Assaf joined Nuance from BeVocal, following its acquisition in 2007, where he led product management and developed innovative multi-channel mobile strategies and solutions. Assaf holds a Masters in Business Administration from the University of San Francisco and he has a Masters in Social Psychology from the Sorbonne in Paris.