Only users with administrator profile have the permission to create modules in your organization's Zoho Recruit account.
To add custom modules:
Log in to Zoho Recruit with Administrator's privileges.
Click Setup > Customization > Modules.
Click Create Module.
In the Create New Module page, do the following:
Enter the singular and plural form of the module name in the respective text boxes.
Select Profile(s). Users in the selected profiles will have access to the custom module.
On creating the module, Record Name, Record Owner, Email and Secondary Email fields will be automatically added. You can further create fields for the custom module and customize the page layout.
Note: Custom Modules feature is available only for the Enterprise edition.