Take a look at how Twilio integration with Salesforce is done using MuleSoft. This tutorial will cover the following points -
Learn how to integrate Salesforce with Twilio using MuleSoft.
Create a Mule flow and configure the Salesforce and Twilio credentials in their connectors.
Get to know how to create a Twilio account and register a phone number on which you want to be notified.
Fetch accounts from Salesforce to Mule flow and integrate the same with Twilio for getting notified on the registered number.