Senior VoIP Developer - C / C++ Programming

Description :

Desired Skills :

- Good understanding of TCP/IP protocol stack and practical knowledge of VLAN / L3 VPNs

- Very good knowledge on SIP / SDP protocol / RTP / SRTP / TLS protocols

- Must have knowledge in OpenSIPS or Kamailio

- Must have experience with C / C++ programming language

- Must have knowledge in diameter

- Experience in MySQL, MongoDB

- Knowledge of IMS call flow

- Standard features of Enterprise Communication Servers (PBXs)

- Problem Troubleshooting and debugging techniques

- Review work of resources

- Good in Written and verbal communication

Nice to Have Skills :

- Inter-process communication, API design, message queues

- Experience in Freeswitch, Asterisk

- Experience in building any of softPBX, Voicemail, ACD, IVRS these applications

- Experience in any of the programming languages like Python, PHP, Javascript, Java

- Knowledge of Linux / server administration

- Experience in Linux and Linux commands line tools

- Firewall, Security

- Tools cmake, git