This post will help you integrate and send birthday reminders to your users.
1.Pass “DOB” as a user property.
How to pass “DOB” as a user property under different platforms : https://support.clevertap.com/docs/working-with-user-profiles.html#updating-the-user-profile
Via API : https://support.clevertap.com/docs/api/working-with-user-profiles.html#uploading-user-profiles
2.Confirm the same in the user profile under “User Properties”. You’ll find a new user property “Birthday”.
3.Now you can create a recurring birthday reminder push notification campaign.
Hope this helps the community.