You should create an account at http://www.openbadges.org and place your badges in groups. You can mark any group public, which will make it accessible to the mobile app.
Now take your badges mobile and brag in the hallways!
If you want to see how this app is written, please take a look at the open source code here:
If you would like to learn how to use the code and how to build mobile apps take this free course: