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You must have access to a Bullhorn ATS account with API permissions to complete this setup.

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Getting your Client ID, Client Secret and API Username

These are unique identifiers for your account. If you do not possess this information, please contact Bullhorn Support or Submit a ticket via the Bullhorn Resource Center.

You will need to contact Bullhorn support to add the following redirect URI: https://api.stackone.com/connect/oauth2/bullhorn/callback

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Getting your Authorization URL and REST URL

Bullhorn uses different data centers with unique URLs. Call the loginInfo endpoint with your API username to retrieve these URLs:

GET https://rest.bullhornstaffing.com/rest-services/loginInfo?username=<your-api-username>

The response will contain:
- oauthUrl - Use this as your Authorization Server URL (add only the base URL, e.g., https://auth-emea.bullhornstaffing.com)
- restUrl - Use this as your REST API URL (add only the base URL, e.g., https://rest-emea.bullhornstaffing.com)

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Linking the Account from the Hub

1

Navigate to the Hub

Use one of the three Linking Account Methods to access the Hub.
2

Fill out the fields

Fill out the following fields using details from your provider:
  • Client ID
  • Client Secret
  • Authorization Server URL
  • REST API URL
3

Connect

  • Click Connect
  • If applicable, the provider will redirect you to a sign-in or authorization page. Complete the provider’s authorization flow.
  • Once authorization is successful, you will see a confirmation popup

If the account linking is successful, you will see the newly linked account in your Accounts page.