# How Slack Rebuilt Notifications 📣

DevFeed: [How Slack Rebuilt Notifications 📣](<https://devfeed.tech/articles/how-slack-rebuilt-notifications-147.md>)

Original publisher: [Read original article](<https://slack.engineering/how-slack-rebuilt-notifications/>)

Author: Frances Coronel

Published: 2026-03-19T19:00:54Z

Content type: article

Language: en

Sources: [Engineering at Slack](<https://devfeed.tech/sources/engineering-at-slack.md>)

Topics: [Slack](<https://devfeed.tech/topics/slack.md>), [configuration](<https://devfeed.tech/topics/configuration.md>), [systems](<https://devfeed.tech/topics/systems.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [architecture](<https://devfeed.tech/tags/architecture.md>), [backend](<https://devfeed.tech/tags/backend.md>), [complexity](<https://devfeed.tech/tags/complexity.md>), [cross-platform](<https://devfeed.tech/tags/cross-platform.md>), [customer](<https://devfeed.tech/tags/customer.md>), [design](<https://devfeed.tech/tags/design.md>), [features](<https://devfeed.tech/tags/features.md>), [frontend](<https://devfeed.tech/tags/frontend.md>), [ios](<https://devfeed.tech/tags/ios.md>), [mental-models](<https://devfeed.tech/tags/mental-models.md>), [product-launch](<https://devfeed.tech/tags/product-launch.md>), [push-notification](<https://devfeed.tech/tags/push-notification.md>), [scale](<https://devfeed.tech/tags/scale.md>), [slack](<https://devfeed.tech/tags/slack.md>), [sync](<https://devfeed.tech/tags/sync.md>), [ui](<https://devfeed.tech/tags/ui.md>), [uncategorized](<https://devfeed.tech/tags/uncategorized.md>)

## AI overview

Slack describes rebuilding its notification system to reduce overload and make notification behavior calmer, more consistent, and easier to control. The article identifies architectural complexity, conflicting desktop and mobile mental models, coupled preferences, inconsistent synchronization, and hidden advanced controls as sources of user frustration.

## Source excerpt

Introduction 🔔 At Slack, notifications are how teams stay in the loop, but they can also become overwhelming when not designed with intention. Our goal was to make staying informed feel effortless. We set out to rebuild one of Slack's most complicated systems from the ground up by bringing calm, consistency, and clarity to the...