Serverless framework internally makes use of AWS CloudFormation for provisioning AWS resources. You can log in to Management console, go to CloudFormation service, select the stack named hello-world-java-maven-dev, and click on the Template tab for viewing the complete CloudFormation template.

You can further click on the View/Edit template in Designer option to see the template visually. The designer view of the CloudFormation template created for our example by the Serverless framework is shown here: