Engineering & Developers

Resources and news for engineers and Discord app developers.

How Discord Seamlessly Upgraded Millions of Users to 64-Bit Architecture

Measuring Product Impact Without A/B Testing: How Discord Used the Synthetic Control Method for Voice Messages

How Discord achieves native iOS performance with React Native

Light Theme, Redeemed

Investigating Discord’s React Memory Leak

Using Rust to Scale Elixir for 11 Million Concurrent Users

Redesigning the Discord Overlay

How Discord Handles Two and Half Million Concurrent Voice Users using WebRTC

How Discord Maintains Performance While Adding Features

Why Discord is Sticking with React Native

How Discord Renders Rich Messages on the Android App

Why Reactiflux, Vue Land, Yarn, and other open source communities use Discord

How Discord Resizes 150 Million Images Every Day with Go and C++

Lessons from migrating a large codebase to React 16