Inside Operation InVersion, the Code Freeze That Saved LinkedIn

A risky project made LinkedIn a bastion of computing power
A LinkedIn banner hangs on the front of the New York Stock Exchange in 2011 Photograph by Michael Nagle/Bloomberg

LinkedIn’s May 2011 initial public offering was a blowout. Its share price more than doubled in the first day of trading, giving the networking site a nearly $9 billion valuation. Behind the scenes, though, the company’s computing systems were a total mess. In the months that followed, hundreds of engineers struggled to hold the site together with the digital equivalent of chewing gum and duct tape.

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