QR Code Scanning and Comparison Android App

I need an Android app that scans three QR codes.

Key Features:
- Login using username and password
- Scan three QR codes
- Compare a specific field (Part Number)
- Calculate qtty fields (to match)
- Save results viewable as report and can download as excel file
- SMB connection to a PC for data transfer

Ideal Skills:
- Android app development
- Experience with QR code processing
- Knowledge of SMB protocols
- Secure login implementation

The app will be for a handy terminal scanner (model zebra tc22)