Jan Koum was born in 24th February, 1976 in Kyiv, Ukraine, then in the Soviet Union. He is of Jewish origin. He is a Ukrainian American tycoon business person and software engineer. He is the prime supporter and was the CEO of WhatsApp, a versatile informing application which was procured by Facebook Inc. in February 2014 for US$19.3 billion. In 2014, he entered the Forbes rundown of the 400 most extravagant Americans at no 62, with an expected total assets of $7.5 billion, the most elevated positioned newbie to the rundown that year. As of August 2020, his total assets was assessed at $10.0 billion.
He grew up in childhood in Fastiv, outside Kyiv, and moved with his mom and grandma to Mountain View, California in 1992, where a social help program assisted the family with getting a little two-room apartment, at 16 years old. His dad had planned to join the family later, however he never left Ukraine, and passed on in 1997. Koum and his mom kept in contact with his dad until his death. At first Koum's mom functioned as a sitter, while he, when all is said and done, filled in as a cleaner at a supermarket. His mom passed on in 2000 after a long fight with malignancy. By the age of 18 Koum got itrested on programming. He enlisted at San Jose State University and at the same time worked at Ernst and Young as a security tester. He additionally joined a gathering of programmers that started in 1996 called w00w00, where he met the future originators of Napster, Shawn Fanning and Jordan Ritter.
In 1997, Koum was employed by Yahoo! as a foundation engineer. He quit school instantly thereafter. Over the following nine years, Koum and Acton worked there together. In September 2007, the two of them left Yahoo! also, required a year off, going around South America and playing extreme frisbee. Both applied to work at Facebook, and both were dismissed. In January 2009, Koum purchased an iPhone and understood that the then seven-month-old App Store was going to generate a totally different industry of applications. He visited his companion Alex Fishman and they spoke for quite a long time about Koum's thought for an app. Koum very quickly picked the name WhatsApp on the sounds that it seemed like "what's up", and after seven days on his birthday, February 24, 2009, he incorporated WhatsApp Inc. in California. WhatsApp was at first unpopular, yet its fortunes started to turn after Apple added pop-up message capacity to applications in June 2009. Koum changed WhatsApp to "ping" clients when they got a message, and soon thereafter he and Fishman's Russian companions in the space started to utilize WhatsApp as an informing apparatus, instead of SMS. On 9th February, 2014 Zuckerberg requested that Koum dinner at his home, and officially proposed Koum an arrangement to join the Facebook board. After ten days Facebook reported that it was gaining WhatsApp for US$19 billion.