John Kim grew up on computers. He has been a pro-gamer and built a gaming company fresh out of university. He was able to sell that firm for $10M, and start a social gaming site. He pivoted from a social app to his current model that has raised $200M. His venture, Sendbird has raised financing from top-tier investors like World Innovation Lab (WiL), Meritech Capital Partners, Tiger Global Management, and Emergence.