Dave Brown was the fourteenth engineer on the team that invented EC2 - the service that taught the world to rent computers by the second. After nearly nineteen years, he is leaving Amazon to build Meta's data-centre empire, and quite possibly its cloud business. This is who he is, what he built, and why Mark Zuckerberg paid whatever it cost.

Dave Treadwell brings nearly a decade of experience running Amazon’s technology platform to his new role.

SAN FRANCISCO, July 15 : Amazon veteran Dave Brown, a senior vice president in Amazon Web Services and member of the elite internal group advising CEO Andy Jassy, is leaving the…