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Slack Engineering

@slack.engineering

424 followers 28 following 6 posts

We build Slack. Read all about it slack.engineering

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Slack Engineering @slack.engineering · 23/07/2026

Instead of endlessly patching long-lived instances, Shipyard, our next-generation EC2 platform, treats infrastructure as deployable artifacts: immutable, progressively rolled out, and automatically replaced when they drift. See how we did it in part three of our How We Run AWS EC2 at Slack series.

slack.engineering

Shipyard: How We Built Slack’s Next-Generation EC2 Platform

Over the past few years, we’ve been on a journey to modernise how we run Amazon Elastic Compute Cloud (EC2) instances at Slack. In our first post, Advancing Our Chef Infrastructure, we shared how we…

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Reposted by Slack Engineering

Matt Brown @mattbrown.dev · 20/02/2026

Slack now supports video unfurls cc @jimray.bsky.team

Screenshot of Bluesky post in Slack with video playing. Text reads "Megan Keller with a dirty drag move and a gold medal winning goal"

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Slack Engineering @slack.engineering · 04/09/2025

Learn how our team built a proactive defense mechanism to automatically identify threat behaviors and respond in real-time. Instead of waiting days or hours for human intervention, the Anomaly Event Response responds in minutes.

slack.engineering

Building Slack’s Anomaly Event Response

Security should work while you do. By closing the gap between detection and response, we've neutralized the delay that traditionally favors attackers over defenders, empowering customers with automate...

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Slack Engineering @slack.engineering · 19/06/2025

Slack now runs the new Go-powered @typescriptlang.org checker in CI. Using the tool saves us over 5 minutes per run, meaning faster merges and happier developers. Huge thanks to Anders, @jakebailey.dev, and everyone else on the project for the incredible performance gains.

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Slack Engineering @slack.engineering · 22/05/2025

@support.bsky.team Hi! We've been trying to reach you about your car's extended warranty. Actually, we need to authenticate our account and are trying to be clever about it. Unfortunately, there's not a great way to fit 365460-deep-blue-ocean into a sentence. So, yeah.

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Slack Engineering @slack.engineering · 19/11/2024

*tap tap tap* Is this thing on?

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