جان کوم is a prominent figure in the tech industry, best known as the co-founder of WhatsApp, a popular messaging application. He was born on January 24, 1976, in Ukraine and later moved to the United States. After working at Yahoo for nearly a decade, he teamed up with Brian Acton to create WhatsApp in 2009, which quickly gained millions of users worldwide. In 2014, Facebook acquired WhatsApp for approximately $19 billion, making it one of the largest tech acquisitions in history. After the acquisition, جان کوم continued to work on the app until he left Facebook in 2018, citing differences in the company's direction.