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, …

2022年2月28日 · Find out how Jan Koum, co-founder of WhatsApp, went from living in poverty to selling his company for $19 billion dollars.

Jan Koum, the co-founder of WhatsApp, is a passionate advocate for privacy rights and has been vocal about the importance of protecting users' data. He reportedly drove a humble Audi …

6 天之前 · Jan Koum cofounded WhatsApp, now the world's biggest mobile messaging service, in 2009. Facebook bought the startup for $22 billion in cash and stock in 2014. He resigned as …

2014年2月20日 · Today it’s Jan Koum, who just sold his mobile messaging platform WhatsApp to Facebook for $19 billion in cash and stock. Koum had been a relatively low-key CEO, giving …

除群主 Teli，已知曾擔任過管理員的群友： 路易 冬海 jan kon janala 黑貓[1] 道本舊群對道本社區影響深遠。 通過兩次投票，確定了道本語漢字化方案。 管理員 janala 在此發佈了其小說《上 …

2014年2月20日 · Jan Koum, WhatsApp co-founder and CEO, said: “WhatsApp’s extremely high user engagement and rapid growth are driven by the simple, powerful and instantaneous …

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