Job Description

Description

Job Title : VoIP Developer (5+ Years Experience)

We are looking for an experienced VoIP Developer with strong expertise in SIP-based communication systems and IMS architecture.

Key Responsibilities

  • Develop and maintain VoIP applications and SIP-based solutions.
  • Work with Asterisk / FreeSWITCH / Kamailio / OpenSIPS.
  • Handle call flows, SIP signaling, Diameter protocol, and system integrations.
  • Troubleshoot call quality, routing, and network issues.
  • Build APIs and integrations with PBX, CRM, and external systems.
  • Optimize system performance, SIP trunks, and routing logic.

Required Skills

  • 5+ years of VoIP development experience.
  • Strong in C programming, SIP, Kamailio, Diameter, Redis.
  • Good understanding of IMS architecture.
  • Experience with RTP, WebRTC, and rea...

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