Required software development,Website Development freelancer for code for android app involving QR job

i have a QR code which include access to my website
if i point my camera to it - the smartphone will access this website
i plan also to have an app (which include reading QR)
i want that if the user is using the app and get to the part that he will need to scan a QR - for the same QR code - the app will not direct him to the website, instead it will activate other actions in the app - show some random text or image which is stored in the app.

i need piece of code for that

Skills & Expertise Required

software development Website Development