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FFmpeg at Meta: Media Processing at Scale

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GitHub Engineering1 min read5d ago

How we rebuilt the search architecture for high availability in GitHub Enterprise Server

Here's how we the search experience better, faster, and more resilient for GHES customers. The post How we rebuilt the search architecture for high...

Backend
AWS Architecture1 min read6d ago

The Hidden Price Tag: Uncovering Hidden Costs in Cloud Architectures with the AWS Well-Architected Framework

In this post, we discuss how following the AWS Cloud Adoption Framework (AWS CAF) and AWS Well-Architected Framework can help reduce these risks through proper...

Cloud
Engineering at Meta1 min read6d ago

FFmpeg at Meta: Media Processing at Scale

FFmpeg is truly a multi-tool for media processing. As an industry-standard tool it supports a wide variety of audio and video codecs and container formats. It...

CloudDistributed SystemsPerformance
Engineering at Meta1 min read7d ago

Investing in Infrastructure: Meta’s Renewed Commitment to jemalloc

Meta recognizes the long-term benefits of jemalloc, a high-performance memory allocator, in its software infrastructure. We are renewing focus on jemalloc,...

CloudPerformanceDistributed Systems
AWS Architecture1 min read10d ago

Digital Transformation at Santander: How Platform Engineering is Revolutionizing Cloud Infrastructure

Santander faced a significant technical challenge in managing an infrastructure that processes billions of daily transactions across more than 200 critical...

CloudPaymentsDatabases
AWS Architecture1 min read11d ago

6,000 AWS accounts, three people, one platform: Lessons learned

This post describes why ProGlove chose a account-per-tenant approach for our serverless SaaS architecture and how it changes the operational model. It covers...

CloudBackend
Engineering at Meta1 min read12d ago

RCCLX: Innovating GPU Communications on AMD Platforms

We are open-sourcing the initial version of RCCLX – an enhanced version of RCCL that we developed and tested on Meta’s internal workloads. RCCLX is fully...

Distributed SystemsPerformance
Spotify Engineering1 min read17d ago

Our Multi-Agent Architecture for Smarter Advertising

When we kicked this off, we weren’t trying to ship an “AI feature.” We were trying to fix a structural... The post Our Multi-Agent Architecture for Smarter...

Distributed SystemsBackend
Engineering at Meta1 min read26d ago

The Death of Traditional Testing: Agentic Development Broke a 50-Year-Old Field, JiTTesting Can Revive It

WHAT IT IS The rise of agentic software development means code is being written, reviewed, and shipped faster than ever before across the entire industry. It...

Distributed SystemsPerformance
Engineering at Meta1 min read28d ago

Building Prometheus: How Backend Aggregation Enables Gigawatt-Scale AI Clusters

We’re sharing details of the role backend aggregation (BAG) plays in building Meta’s gigawatt-scale AI clusters like Prometheus. BAG allows us to seamlessly...

BackendDistributed SystemsPerformance
Spotify Engineering1 min read28d ago

How We Release the Spotify App: A Look Under the Hood (Part 2)

In Part 2, we will peek under the hood at the tooling that makes the Spotify release process possible. The post How We Release the Spotify App: A Look Under...

Distributed SystemsBackend
AWS Architecture1 min readFeb 5, 2026

How Convera built fine-grained API authorization with Amazon Verified Permissions

In this post, we share how Convera used Amazon Verified Permissions to build a fine-grained authorization model for their API platform.

SecurityBackendCloud
Engineering at Meta1 min readFeb 4, 2026

No Display? No Problem: Cross-Device Passkey Authentication for XR Devices

We’re sharing a novel approach to enabling cross-device passkey authentication for devices with inaccessible displays (like XR devices). Our approach bypasses...

SecurityDistributed SystemsPerformance
AWS Architecture1 min readFeb 4, 2026

Mastering millisecond latency and millions of events: The event-driven architecture behind the Amazon Key Suite

In this post, we explore how the Amazon Key team used Amazon EventBridge to modernize their architecture, transforming a tightly coupled monolithic system into...

PerformanceCloud
AWS Architecture1 min readJan 30, 2026

Sovereign failover – Design for digital sovereignty using the AWS European Sovereign Cloud

This post explores the architectural patterns, challenges, and best practices for building cross-partition failover, covering network connectivity,...

Distributed SystemsCloudSecurity
AWS Architecture1 min readJan 29, 2026

How Artera enhances prostate cancer diagnostics using AWS

In this post, we explore how Artera used Amazon Web Services (AWS) to develop and scale their AI-powered prostate cancer test, accelerating time to results and...

Cloud
GitHub Engineering1 min readJan 28, 2026

From pixels to characters: The engineering behind GitHub Copilot CLI’s animated ASCII banner

Learn how GitHub built an accessible, multi-terminal-safe ASCII animation for the Copilot CLI using custom tooling, ANSI color roles, and advanced terminal...

Backend
Engineering at Meta1 min readJan 27, 2026

Rust at Scale: An Added Layer of Security for WhatsApp

WhatsApp has adopted and rolled out a new layer of security for users – built with Rust – as part of its effort to harden defenses against malware threats....

SecurityDistributed SystemsPerformance
Spotify Engineering1 min readJan 22, 2026

Congratulations to the recipients of the 2025 Spotify FOSS Fund

TL;DR Established in 2022 as a way to help support the great open source ecosystem projects that Spotify... The post Congratulations to the recipients of the...

Distributed SystemsBackend
GitHub Engineering1 min readJan 15, 2026

When protections outlive their purpose: A lesson on managing defense systems at scale

User feedback led us to clean up outdated mitigations. See why observability and lifecycle management are critical for defense systems. The post When...

Backend