Stephen Blum

Founder & CTO at PubNub


Stephen Blum is the founder and CTO of PubNub. Stephen was previously the Lead System Architect at Loyalize from March 2009 to December 2011, and before that, the Lead Software Developer at Microsoft from January 2007 to December 2009. Stephen founded their first company, LTS Yavo LLC, in January 2005 and sold it in 2007.

Stephen Blum's educational career began at Western Washington University, where they studied computer science. Stephen then transferred to Eastern Oregon University to continue their studies in computer science. Finally, they completed their education at Bellevue College, also in computer science.

Stephen Blum reports to Todd Greene, Founder & CEO. They work with Russ Lemelin - Chief Financial Officer, Helena Teav - General Counsel, and Jonas Gray - VP Business Development.


  • Founder & CTO

    Current role

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