Engineering at Meta (@Meta

Engineering at Meta

1,266 posts

Engineering at Meta

@Meta_Engineers

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

Joined August 2009

Engineering at Meta
@Meta_Engineers
Oct 8, 2025
Over 10 years ago, we open-sourced React. And now, we’re excited to announce the next chapter: React & React Native are transitioning to the React Foundation under the Linux Foundation. Meta is committing $3M+ and a 5-year partnership to support this next chapter of innovation.
Introducing the React Foundation: The New Home for React & React Native
From engineering.fb.com
636K
Engineering at Meta
@Meta_Engineers
Oct 5, 2021
Now that our services are fully restored, we are sharing more details about yesterday's outage.
More details about the October 4 outage
From engineering.fb.com
Engineering at Meta
@Meta_Engineers
Nov 10, 2025
We’re excited to share details on Meta’s Generative Ads Recommendation Model (GEM), a new foundational model built with LLM-scale techniques that’s already helping create more value for businesses, like +5% increase in ad conversions on Instagram. Dive deep into the technology
Meta’s Generative Ads Model (GEM): The Central Brain Accelerating Ads Recommendation AI Innovation
From engineering.fb.com
323K
Engineering at Meta
@Meta_Engineers
Oct 5, 2021
As our platforms are coming back online, we wanted to share some more information about today’s outage and what caused it.
Update about the October 4th outage
From engineering.fb.com
Engineering at Meta
@Meta_Engineers
Oct 4, 2021
To the huge community of people and businesses around the world who depend on us: we're sorry. We’ve been working hard to restore access to our apps and services and are happy to report they are coming back online now. Thank you for bearing with us.
Engineering at Meta
@Meta_Engineers
Oct 15, 2025
Today we’re announcing our next state-of-the-art data center in El Paso, Texas, that will have the ability to scale to 1GW. This new data center will help us to deliver top-tier AI models and product experiences as we build toward superintelligence. Learn more:
GIF
107K
Engineering at Meta
@Meta_Engineers
Nov 6, 2018
Facebook has built a tool called Getafix that automatically finds fixes for code bugs and offers the patch to engineers to approve. Here's how it works. code.fb.com/developer-tool…
GIF
Engineering at Meta
@Meta_Engineers
Jun 30, 2025
We’re proud to announce that we’ve joined the @Kotlin Foundation as a gold member. This marks a significant milestone in our commitment to Kotlin and the broader Android development ecosystem. Learn more: engineering.fb.com/2025/06/30/and…
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Engineering at Meta
@Meta_Engineers
May 8, 2020
To redesign Facebook.com for today’s browsers, we’ve rebuilt and standardized our tech stack. This let us rethink functionality in a performant, sustainable way and build a solid foundation for future growth. engineering.fb.com/web/facebook-r…
Engineering at Meta
@Meta_Engineers
Oct 24, 2022
Meta is migrating its Android codebase from #Java to #Kotlin. Currently, our Android codebase contains over 10 million lines of Kotlin code. Here’s how we’re tackling this project, plus some of the lessons we’ve learned along the way. 1/3
From zero to 10 million lines of Kotlin
From engineering.fb.com
Engineering at Meta
@Meta_Engineers
May 8, 2025
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
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Engineering at Meta
@Meta_Engineers
Dec 21, 2022
We're shifting our Android development from #Java to #Kotlin, and we’re open-sourcing various examples and utilities we used to manipulate Kotlin code as part of this migration. Find out more:
From zero to 10 million lines of Kotlin
From engineering.fb.com
108K
Engineering at Meta
@Meta_Engineers
Jan 22, 2019
We are open-sourcing a newly expanded and enhanced version of our natural language processing toolkit, LASER. It now performs zero-shot cross-lingual transfer with more than 90 languages, written in 28 different alphabets. code.fb.com/ai-research/la…
GIF
Engineering at Meta
@Meta_Engineers
Aug 6, 2018
We are open-sourcing Fizz, our production-proven implementation of the new generation of Transport Layer Security (TLS 1.3). We believe Fizz is currently the largest deployment of TLS 1.3 — and its newest feature, early data — on the internet: wp.me/pa0Lhq-2wN