Create Subtasks via Emoji Reactions

A Slack discussion reveals a big task needs to be split into smaller pieces. One emoji reaction creates a linked subtask in Jira, capturing the conversation's insights.

Trigger

Message Reaction Added

Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.

Jira logo

Action

Create Issue

Creates a new jira issue (e.g., bug, task, story) in a specified project.

Why this helps

Neurodivergent founders often discover during discussions that a task is too big and needs to be broken down. By the time anyone thinks to create subtasks, the context is lost. Many tasks remain too large and block progress.

  • Capture task breakdowns at the moment they're discovered
  • Create subtasks without manually parsing task descriptions
  • Build a full audit trail of why a task was split and how
  • Keep related work linked automatically
  • Reduce the cognitive load of task sizing and decomposition

Setup

Build it in a few focused steps.

  • 1Connect Slack and Jira to Notis (one-time setup)
  • 2Create an automation with this prompt: 'When someone reacts with a split arrow emoji to a Slack message, create a Jira subtask from the message content and link it to the parent issue mentioned in the thread.'
  • 3Select 'Message Reaction Added' as your trigger and choose your splitting emoji (e.g., arrows_counterclockwise, shuffle)
  • 4Choose your Notis notification channel
  • 5Test it: post a Slack message about a Jira issue that needs splitting, react with your emoji, and watch the subtask appear

Questions about this workflow

How does Notis decide what the subtask should be?

It uses the Slack message as the subtask description. Keep your message concise and clear for best results.

Can I set the subtask type?

Yes. Tell Notis in your automation prompt: 'Create as a Technical Task' or 'Create as a Subtask type'.

What if the issue is already a subtask?

Jira doesn't allow subtasks of subtasks in most configurations. Notis will either create a new sibling subtask or fail with a clear error message.

Can I customize the subtask's assignee or priority?

Yes. Include it in your prompt: 'Create a subtask assigned to the ticket's current assignee with medium priority.'

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Slack to Jira. A trigger fires from one place; an action lands in another.

Slack logo

Slack triggers

Jira logo

Jira actions

New Channel Created Trigger

Triggered when a new channel is created in Slack.

TriggerInstant

Add Attachment

Uploads and attaches a file to a jira issue.

ActionInstant

Channel Message Received

Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.

TriggerInstant

Add Comment

Adds a comment using atlassian document format (adf) for rich text to an existing jira issue.

ActionInstant

Direct Message Received

Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.

TriggerInstant

Add Watcher to Issue

Adds a user to an issue's watcher list by account id.

ActionInstant

Message Reaction Added

Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.

TriggerInstant

Assign Issue

Assigns a jira issue to a user, default assignee, or unassigns; supports email/name lookup.

ActionInstant

Message Reaction Removed

Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.

TriggerInstant

Bulk Create Issues

Creates multiple jira issues (up to 50 per call) with full feature support including markdown, assignee resolution, and priority handling.

ActionInstant

Reaction Added Trigger

DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.

TriggerInstant

Create Issue

Creates a new jira issue (e.g., bug, task, story) in a specified project.

ActionInstant

Reaction Removed Trigger

DEPRECATED: use `SLACK_MESSAGE_REACTION_REMOVED` instead. Triggered when a reaction is removed from a message.

TriggerInstant

Link Issues

Links two jira issues using a specified link type with optional comment.

ActionInstant

New Bot Message Received Trigger

DEPRECATED: use `SLACK_CHANNEL_MESSAGE_RECEIVED` with `is_bot_message=true` instead. Triggered when a new bot message is posted to a Slack channel.

TriggerInstant

Create Project

Creates a new jira project with required lead, template, and type configuration.

ActionInstant

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When this happens · Trigger

Do this · Action

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