I have rich experience with POS system and RFID card read/write features.
I will build the cashless card game with your features .
Maingtain meter number for each machine and credits , etc.
Relevant Skills and Experience
POS , RFID , C/C++ , C#, Mysql,
Proposed Milestones
$17647 USD - milestone
I did POS system before for Australian client.
And have exp with working RFID card with U.S client