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Jan Borysovych Koum [a] (born February 24, 1976 [1]) is a Ukrainian-American billionaire businessman and computer programmer. He is the co-founder and former CEO of WhatsApp , a mobile messaging app which was acquired by Facebook in 2014 for US$19.3 billion.
WhatsApp founder and Chief Executive Officer Jan Koum is leaving Facebook Inc., just a few years after his messaging app was acquired by the social-media giant for $22 billion.. Koum posted his ...
WhatsApp was founded in February 2009 by Brian Acton and Jan Koum, former employees of Yahoo! A month earlier, after Koum purchased an iPhone, he and Acton decided to create an app for the App Store. The idea started off as an app that would display statuses in a phone's Contacts menu, showing if a person was at work or on a call. [27]
Two years after Acton joined Yahoo, Jan Koum was hired as an infrastructure engineer shortly after he met Acton while working at Ernst & Young as a security tester. [10] Over the next nine years, the two worked together at Yahoo. Acton lost millions in the dot-com bubble of 2000. In September 2007, Koum and Acton left Yahoo! and took a year off ...
Jan Koum (4 Years): WhatsApp Co-Founder. Jan Koum emigrated from Ukraine to the U.S. as a teenager, settling in California. He attended San Jose State University and worked at Yahoo before co ...
WhatsApp cofounder Jan Koum quit Facebook on Monday to collect Porsches. "For me, a Porsche always represented the epitome of success," he said. Jan Koum, the billionaire cofounder of WhatsApp ...
Timeline of WhatsApp. The following is a timeline of WhatsApp, a proprietary cross-platform, encrypted, instant messaging client for smartphones. [1] Jan Koum incorporates WhatsApp in USA. [2] WhatsApp 2.0 is released on the App Store for the iPhone. [3]
Jan Koum and his mother moved from Ukraine to the U.S. when he was 16 and secured an apartment through government assistance. He went on to found the world’s largest mobile messaging service, ...