I have purchased some RFID Card Reader/Writer for creating a custom payment. The devices came with a SDK to help build the software.
Looking for Software developer with RFID software development experience.
He should be familiar with communication program, C++/C, SQL/ORCALE, ERP,SAP, skillfully use embedded CPU peripheral interface of the system, and the development, such as USB, LAN, RS - 232, familiar with I2C, SPI serial communication protocol, etc, know how to develop SQL Server Database and be able to put all the reader in a network.
Also want the software to support multiple languages.
More info will be given in private message after you show your interest.