Jonathan Rosenberg

Jonathan Rosenberg is the Chief Technology Officer and head of AI at Five9. Jonathan has dedicated his career to transforming the telecommunications industry and joins Five9 from Cisco where he was CTO for the Collaboration Technology Group (CTG). Jonathan is also well known for his authorship of the SIP protocol, which is the foundation for modern IP-based telecommunications. Prior to Cisco, Rosenberg was the Chief Technology Strategist at Skype, where he guided the company’s technology strategy. He received his bachelor’s and master’s degrees from MIT and holds a PhD in electrical engineering from Columbia University.

In 2002 he was named one of the most innovative young technologists in the world by Technology Review magazine. He also was named a "Top Supergeek" by CRN and won a Pulver Von Pioneer award for contributions to the VoIP industry. In 2015 he was presented with the Ohio University Strowger Award for transformational innovation in the Telecommunications industry.