Develop an Android native app for cashless device through MDB

Description

I need someone who has experience with the Multi-Drop Bus Protocol, to develop an application in Android Native that communicates with a cashless device like (Nayax Cashless Device: https://shop.nayax.com/usa_en/vpos-touch.html)
The application should be able to send and receive all the standard MDB commands. It should be able to support Level 3 type devices. It should work with the NAMA MDB 4.3 and 4.2 Standards.