UI Components / Badge
In your Backendless App, go to the Marketplace -> User Interface tab and install the Badge componentInstall the component to the UI Container of your choice

UI Components Guide - Badge

The badge is a component of Backendless UI Builder designer
that generates a small badge on the corner of its child(ren).
Any text, custom image, or Material icon can be the content of the component.
It is also possible to combine them.

Customizations include adjustments of position, size, form, visibility, background color, label color, and font size.

UI Components / Badge