Engineering at Meta (@fb_engineering) 's Twitter Profile
Engineering at Meta

@fb_engineering

Engineering at Meta is a technical news resource for engineers interested in how we solve large-scale technical challenges at Meta.

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linkhttps://engineering.fb.com/ calendar_today25-08-2009 07:56:49

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AI at Meta (@aiatmeta) 's Twitter Profile Photo

That’s a wrap on the LlamaCon 2025 keynote! In just over two years, Llama has surpassed 1 billion downloads and established itself as the open ecosystem leader in AI. We’re continuing to support the growth and development of the Llama ecosystem with today’s announcements: The

That’s a wrap on the LlamaCon 2025 keynote!

In just over two years, Llama has surpassed 1 billion downloads and established itself as the open ecosystem leader in AI.

We’re continuing to support the growth and development of the Llama ecosystem with today’s announcements:

The
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

We are introducing AutoPatchBench, a benchmark for the automated repair of vulnerabilities identified through fuzzing. By providing a standardized benchmark, AutoPatchBench enables researchers and practitioners to objectively evaluate and compare the effectiveness of various AI

We are introducing AutoPatchBench, a benchmark for the automated repair of vulnerabilities identified through fuzzing.

By providing a standardized benchmark, AutoPatchBench enables researchers and practitioners to objectively evaluate and compare the effectiveness of various AI
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

Meta and Quantsight have teamed up to enhance key libraries, making Python packages faster and easier to use. We've made strides in two major areas: Free-threaded Python: Unlock true parallelism by leveraging Python 3.13's support for concurrent programming, removing the Global

Meta and Quantsight have teamed up to enhance key libraries, making Python packages faster and easier to use. We've made strides in two major areas:

Free-threaded Python: Unlock true parallelism by leveraging Python 3.13's support for concurrent programming, removing the Global
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

Meta and NVIDIA have teamed up to supercharge vector search on GPUs by integrating NVIDIA cuVS into Faiss v1.10, Meta’s open-source library for similarity search. This collaboration brings groundbreaking performance improvements: 🔹 IVF indexing: NVIDIA cuVS boosts build times

Meta and NVIDIA have teamed up to supercharge vector search on GPUs by integrating NVIDIA cuVS into Faiss v1.10, Meta’s open-source library for similarity search. This collaboration brings groundbreaking performance improvements:

🔹 IVF indexing: NVIDIA cuVS boosts build times
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

We're excited to announce the alpha release of Pyrefly, a static type checker and IDE extension designed to help you catch errors in your Python codebase before runtime. Built with performance and flexibility in mind for codebases of all sizes, Pyrefly is written in Rust and

We're excited to announce the alpha release of Pyrefly, a static type checker and IDE extension designed to help you catch errors in your Python codebase before runtime. Built with performance and flexibility in mind for codebases of all sizes, Pyrefly is written in Rust and
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

How does Meta move fast in GenAI? For over a decade, Facebook and most other Meta products have been powered by a single monolithic PHP application. Since 2022, we have been investing in a multitenancy framework to allow product specialization with less operational overhead.

How does Meta move fast in GenAI?

For over a decade, Facebook and most other Meta products have been powered by a single monolithic PHP application. 

Since 2022, we have been investing in a multitenancy framework to allow product specialization with less operational overhead.
Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

At the beginning of 2023, Instagram had O(10) gpu models, a manual release process, and a manual monitoring setup. Today, we've successfully scaled our algorithm to manage over 1000 machine learning (ML) models without sacrificing recommendation quality or reliability. Learn

Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

🇧🇷 We're helping improve connectivity across Southern Brazil! 🇧🇷 Meta is partnering with V.tal to extend the Malbec subsea cable to Porto Alegre, Brazil by 2027. With this new extension, Malbec will become the first subsea cable to land in the state of Rio Grande do Sul,

🇧🇷 We're helping improve connectivity across Southern Brazil! 🇧🇷

Meta is partnering with V.tal to extend the Malbec subsea cable to Porto Alegre, Brazil by 2027.

With this new extension, Malbec will become the first subsea cable to land in the state of Rio Grande do Sul,
Meta Newsroom (@metanewsroom) 's Twitter Profile Photo

As part of our efforts to support clean energy as we develop AI technologies, we’re announcing a 20-year nuclear energy agreement with Constellation for the Clinton Clean Energy plant. about.fb.com/news/2025/06/m…

Engineering at Meta (@fb_engineering) 's Twitter Profile Photo

Ever wondered what it takes to modernize systems at massive scale? Tune in to the latest Meta Tech Podcast where we discuss a bold project to rewrite decades-old C code in Rust and how it will transform a central messaging library shared across Messenger, Facebook, Instagram, and

Ever wondered what it takes to modernize systems at massive scale? Tune in to the latest Meta Tech Podcast where we discuss a bold project to rewrite decades-old C code in Rust and how it will transform a central messaging library shared across Messenger, Facebook, Instagram, and