Hi, my name is Sheldon Gaines! I wanted to know as an android and IOS phone app developer, what can I use this for? I know me and my company has the next big idea that's going to change the world!
Visa Developer portal has lot's of APIs that you can invoke from your mobile application based on the business need.
Kindly referer to this link: https://developer.visa.com/guides/vdpguide on how to get started with the developer portal and try out the APIs.