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slack.engineering

Slack Engineering

Get the latest updates from Slack Engineering directly as they happen.

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Latest posts

Last updated 22 days ago

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

22 days ago

Over the past few years, we’ve been on a journey to modernise...

Agentic Testing: Where Agents Fit in the E2E Testing Stack

about 2 months ago

Abstract Agent-driven end-to-end (E2E) tests add a new exploratory layer to testing...

Slack AI: The Path to Multi-Cloud

2 months ago

In early 2023, Slack faced a foundational challenge: serving Large Language Models...

From SSH to REST: A Security-Driven Modernization of Slack’s EMR Data Pipelines

3 months ago

Excerpt By 2024, Slack’s data platform had accumulated 700+ SSH-based operators orchestrating...

Managing context in long-run agentic applications

4 months ago

Excerpt In complex, long-running agentic systems, maintaining alignment and coherent reasoning between...

From Custom to Open: Scalable Network Probing and HTTP/3 Readiness with Prometheus

4 months ago

The Problem: Legacy Tooling and Its Limitations Currently, Slack utilizes a hybrid...

How Slack Rebuilt Notifications 📣

5 months ago

Introduction   At Slack, notifications are how teams stay in the loop, but...

Streamlining Security Investigations with Agents

8 months ago

Slack’s Security Engineering team is responsible for protecting Slack’s core infrastructure and...

Build better software to build software better

9 months ago

We manage the build pipeline that delivers Quip and Slack Canvas’s backend...

Advancing Our Chef Infrastructure: Safety Without Disruption

10 months ago

Last year, I wrote a blog post titled Advancing Our Chef Infrastructure...

Deploy Safety: Reducing customer impact from change

10 months ago

It’s mid 2023 and we’ve identified some opportunities to improve our reliability...

Building Slack’s Anomaly Event Response

11 months ago

As cyberattacks evolve to unprecedented levels of sophistication and speed, the time...