The evolution of Facebook’s iOS app architecture

Facebook for iOS (FBiOS) is the oldest mobile codebase at Meta. Since the app was rewritten in 2012, it has been worked on by thousands of engineers and shipped to billions of users, and it can support hundreds of engineers iterating on it at a time. After years of iteration, the Facebook codebase does not [...] Read More... The post The evolution of Facebook’s iOS app architecture appeared first on Engineering at Meta.
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