# Creating your first API definition

Design an API to manage loan applications.

This scenario uses the example of a bank which needs an API to create, edit and fetch loan applications. You will create several resources, operations and data types, and define security for the API.

### In this section

* [Creating a new API](https://help.qlik.com/talend/en-US/api-designer-getting-started-guide/Cloud/creating-new-api)
* [Creating data types](https://help.qlik.com/talend/en-US/api-designer-getting-started-guide/Cloud/creating-data-types)
* [Creating a response component](https://help.qlik.com/talend/en-US/api-designer-getting-started-guide/Cloud/creating-response-component)
* [Creating operations](https://help.qlik.com/talend/en-US/api-designer-getting-started-guide/Cloud/creating-operations)