Good experience in RTOS, Unix and related developing tools; Skillful in C/C++;
Good experience in telecom technology, including but not limited to NGN, Softswitch, GSM/CDMA, 3G, LTE, Intelligent Network etc.
Good experience in call application protocols, such as SIP, H.248, MGCP, SIGTRAN, ISUP, BRI, etc;
Development & design experience in Core network related products (call server/MSC, GMSC, SSP, etc) is well appreciated.