<P> WhatsApp was founded in 2009 by Brian Acton and Jan Koum , both former employees of Yahoo !. After Koum and Acton left Yahoo ! in September 2007 , the duo traveled to South America to take a break from work . At one point , they applied for jobs at Facebook but were rejected . For the rest of the following years Koum relied on his $400,000 savings from Yahoo ! . </P>
<P> WhatsApp was founded in 2009 by Brian Acton and Jan Koum , both former employees of Yahoo !. After Koum and Acton left Yahoo ! in September 2007 , the duo traveled to South America to take a break from work . At one point , they applied for jobs at Facebook but were rejected . For the rest of the following years Koum relied on his $400,000 savings from Yahoo ! . </P>
who is the creator of what 's app
who is the creator of what 's app
Brian Acton Jan Koum
Brian Acton Jan Koum