Question : Can we hide a particular module i.e. Resignation, Shift Roster in Employee Self Service portal?

Answer : Yes, you can hide these modules in ESS. Just login in ESS portal with System User and open ESS Settings:


Now from ESS Settings page click on 'Employee Module' from left side section and uncheck the option that you don't want to show in ESS to your employees. 

Once done, click on 'Update Settings' button to save the updated settings.