Has any private company in the last decade or so had a successful startup that had to build massive infrastructure? While I’m no fan of Musk and his management

Has any private company in the last decade or so had a successful startup that had to build massive infrastructure? While I’m no fan of Musk and his management of Twitter has been a shit show, I must begrudgingly admit that he is damn good at building companies that produce real tangible hardware based products that require infrastructure