VOIP DEVELOPER

As a Free Switch Developer at Webvio Technologies Private Limited, your role will involve designing, developing, deploying, troubleshooting, and maintaining tools and services that support the cloud telephony network. Your expertise in SIP, RTP, RTCP, TURN, STUN, NAT, and TLS will be crucial for customizing FreeSWITCH for audio/video conferencing to handle 1000-1500 concurrent calls. Collaborating with the mobile team on APIs and support will also be part of your responsibilities. Familiarity with SIP servers (SER/OpenSER) and proxy servers, as well as knowledge of SBC, FreeSWITCH, and SIPX, will be beneficial. **Key Responsibilities:** - Design, develop, deploy, troubleshoot, and maintain tools and services for the cloud telephony network - Customize FreeSWITCH for audio/video conferencing with high concurrent call capacity - Proficiency in RTP Proxy, routed audio conferences, and SDP Protocol offer/answer - Collaborate with the mobile team on APIs and support - Familiarity with SIP servers, proxy servers, SBC, FreeSWITCH, and SIPX **Qualifications:** - Bachelor's degree in Engineering (B.Tech or MCA) - 3+ years of FreeSWITCH development or related VoIP technology experience - Proficient in Linux environments - Basic to intermediate SQL skills - Strong problem-solving skills and understanding of VoIP protocols, codecs, and related technologies - Proficiency in scripting languages like Bash, Python, or Perl for automation tasks - Understanding of networking principles, TCP/IP, DNS, DHCP, and routing protocols,