VoIP Developer

Location: Ahmedabad

Experience: 5+ Years

Employment Type: Full time

Job Summary

We are looking for an experienced VoIP Developer with 5+ years of hands-on experience in FreeSWITCH, Asterisk, Kamailio, and OpenSIPS. The candidate will be responsible for developing, implementing, maintaining, and troubleshooting enterprise-grade VoIP and telecom solutions.

Key Responsibilities
Develop and maintain VoIP applications using FreeSWITCH, Asterisk, Kamailio, and OpenSIPS.
Configure SIP servers, dial plans, routing, and call flows.
Develop and customize VoIP features as per business requirements.
Integrate VoIP platforms with CRM systems, web applications, and third-party APIs.
Troubleshoot SIP signaling, RTP, and call-quality issues.
Monitor VoIP system performance and ensure service availability.
Deploy and troubleshoot applications in Linux environments.
Analyze SIP traffic using Wireshark, sngrep, and server logs.
Work with cross-functional teams on telecom solutions.
Maintain technical documentation.





Required Skills
5+ years of experience in VoIP development.
Robust knowledge of FreeSWITCH, Asterisk, Kamailio, and OpenSIPS.
Valuable understanding of SIP, RTP, WebRTC, TCP/IP, UDP, and NAT traversal.
Hands-on experience with Linux (CentOS/Ubuntu).
Experience with MySQL/MariaDB or PostgreSQL.
Knowledge of REST APIs and third-party integrations.
Familiarity with Git/version control.
Robust debugging and problem-solving skills.

Preferred Skills
Experience with RTP Engine, RTP Proxy, or Media Proxy.
Knowledge of Docker and cloud deployment.
Experience with high-availability and load-balancing solutions.
Scripting knowledge in Python, Bash, or PHP.

Education Bachelor’s degree in Computer Science, IT, Electronics & Communication, or a related field.

Pay: ₹700,000.00 - ₹800,000.00 per year

Work Location: In person

📌 Voip Developer Ahmedabad
🏢 TCG Digital
📍 Ahmedabad