Point of Sale Terminals
Customer: leading Russian IT conglomerate.Task: The goal was to integrate POS (point of sale) terminal applications with complementary third-party systems. There was the need to simplify the POS terminal software and make updating procedures less expensive. Project included tolerance to high workload, predictability of system response time, and ability to operate with limited network resources.Solution: RELEX team developed a special Web service, a protocol adapter that converts queries from binary terminal protocol optimized for low-speed data transfer networks to operations of communication with third-party services. Technologies: Java, CentOS, Apache MINA, Apache CXF, PostgreSQL.