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About the role
About The Role We are looking for an experienced VoIP Developer to design, develop, and maintain enterprise communication systems. You will work with Kamailio, OpenSIPS, Freeswitch, and Asterisk to build scalable VoIP solutions. Skills Required Hands-on experience with Kamailio, OpenSIPS, Freeswitch, Asterisk Knowledge of IMS & Diameter Proficiency in C / C++ programming Strong understanding of TCP/IP, LAN/WAN, VLAN/L3 VPNs Good knowledge of SIP/SDP, RTP/SRTP, TLS protocols Experience with MySQL / MongoDB Understanding of Enterprise PBX features Problem-solving and debugging skills Good written and verbal communication Nice-to-Have Building softPBX, Voicemail, ACD, IVRS applications Experience with Python, PHP, Java, JavaScript Linux administration and command-line skills Knowledge of WebRTC, firewall, security Familiarity with tools like cmake and git What We Offer Remote / flexible work options Opportunity to work on large-scale VoIP systems Collaborative environment with skilled peers Skills:- C++, Kamailio, C, OpenSIPS, FreeSWITCH, Asterisk, IMS, DIAMETER and Voice Over IP (VoIP)
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