Jonathan Rosenberg

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Country: USA
Email: jdrosen [at]


LinkedIn: LinkedInIcon.png   Jonathan Rosenberg
Twitter: TwitterIcon.png   @jdrosen2

Jonathan Rosenberg is the Chief Technology Strategist at Skype,[1][2] where he is responsible for shaping and driving the company's technology strategies and overall architecture.

Jonathan is active with the IETF. He was the Co-Author of the Session Initiation Protocol (SIP).[3] He is one of the most prolific authors of Internet standards, having written 56 RFCs. He was a member of the IAB for 2 years (2004-2006).[4]

Jonathan was also a Member of the IANA.[5]

Mr. Rosenberg recieved his Bachelors and Masters Degrees from MIT, and PhD from Columbia University.

Career History

  • Cisco Fellow at Cisco Systems
  • CTO at dynamicsoft
  • Member of Technical Staff at Lucent Technologies


  • Pulver Von Pioneer award for contributions to the VoIP industry
  • Technology Review Magazine's TR100 - the 100 most innovative technologists in the world under the age of 35[6]
  • CRN Magazine's "Super Geeks" - 10 engineers who are casting larger-than-life shadows over the industry
  • TMC Internet Telephony Magazine's Top 100 Voices of IP communications[7]


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