Gantry: Slack’s Fast-booting Frontend Framework
Our quest to streamline product development, improve productivity, and automatically adopt best performance practices on the frontend.
#performance
How Slack Built Shared Channels
Building shared channels challenged Slack’s fundamental assumption that the workspace is the atomic unit of partitioning customer data.
Service Workers at Slack: Our Quest for Faster Boot Times and Offline Support
Using a CDN-cached HTML file, a persisted Redux store, and a Service Worker, we reduced Slack boot time by more than 50%.
Chrome Tracing for Fun and Profit
You might have used DevTools to profile your JavaScript. But there’s a lot that DevTools can’t tell you.
Unified Cross-Platform Performance Metrics
How Slack unified performance metrics across Desktop, iOS, and Android
Rebuilding slack.com
A redesign powered by CSS Grid and optimized for performance and accessibility.
Reducing Slack’s memory footprint
Our desktop app is the most widely used and most capable Slack client that we offer. For many of our customers, it is one of just a few apps they keep…
Making Slack Faster By Being Lazy: Part 2
This is a continuation of Part 1, covering some highlights and lessons learned from a refactor of the way the Slack desktop client fetches messages. I…