Hi there,
I am android app developer with 4 years of experience. I have created many warehouse management android apps with open source API's and SAP OData Services. recently I developed TAPAL warehouse management RFID reader android application also integrated with SAP. Also Developed Novatex QR Code Android application which is open source API's (Python Fast API) also integrated with SAP.
I have already developed RFID and QR Code scanning multiple device like CipherLab, Zebra, Blue Bird, China PTA and Chainway Hand held device with integration with SAP and Open Source API's. All databases get data and set data in databases. Read & Write RFID tags. Full customization in RFID and QR Code application.