- Strong C/C++ programming skills on Linux environment.
- Linux understanding of Scheduling, Memory management, System and POSIX API's.
- Application Debugging tools experience like GDB, DDD
- Aware of python, PHP or some other scripting languages
- Good understanding of database and networking
Strong understanding of telephony protocols:-
- VOIP protocols RTP, RTCP, SIP specifications understanding. Good exposure to telephony
- C, Algorithms
- Knowledge of WebRTC
- T30, T38, ISDN protocols