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On July 5, 2023, Meta launched Threads, the newest product in our family of apps, to an unprecedented success that saw it garner over 100 million sign ups in its first five days. A small, nimble team of engineers built Threads over the course of only five months of technical work. While the app’s production [...] Read More... The post How Meta built the infrastructure for Threads appeared first on Engineering at Meta. http://dlvr.it/T0LrDX

HawkEye is the powerful toolkit used internally at Meta for monitoring, observability, and debuggability of the end-to-end machine learning (ML) workflow that powers ML-based products. HawkEye supports recommendation and ranking models across several products at Meta. Over the past two years, it has facilitated order of magnitude improvements in the time spent debugging production issues. [...] Read More... The post AI debugging at Meta with HawkEye appeared first on Engineering at Meta. http://dlvr.it/T0Lqqs

We are beginning to upgrade people’s personal conversations on Messenger to use end-to-end encryption (E2EE) by default Meta is publishing two technical white papers on end-to-end encryption: Our Messenger end-to-end encryption whitepaper describes the core cryptographic protocol for transmitting messages between clients. The Labyrinth encrypted storage protocol whitepaper explains our protocol for end-to-end encrypting stored [...] Read More... The post Building end-to-end security for Messenger appeared first on Engineering at Meta. http://dlvr.it/Szpb5c