Software Developer-VoIP

Talent Corner Hr Services; Chennai, Bengaluru; On-site; INR 800,000 - 1,500,000; Full time

Job summary

Talent Corner HR Services Private Limited is seeking a skilled VoIP/Software Developer in Chennai to design, implement, and optimize cloud telephony, contact center platforms, and real-time communication systems. You will work on FreeSWITCH/Asterisk configurations, Laravel PHP backends, and WebRTC-based applications to deliver scalable, reliable telecom solutions.

The role involves building SIP call flows, integrating third-party telecom providers, and ensuring high performance, security, and

Qualifications

• Hands-on experience with FreeSWITCH and/or Asterisk.
• Strong knowledge of Laravel PHP framework and backend development.
• Experience with WebRTC and real-time voice communication.
• Good understanding of SIP, RTP, SIP trunking, call routing, dialplans, and IVR.
• Experience with REST APIs and third‑party integrations.
• Working knowledge of MySQL or PostgreSQL.
• Familiarity with Linux server administration and Git version control.

Responsibilities

• Develop, maintain, and enhance VoIP, cloud telephony, and contact center applications.
• Configure, manage, and troubleshoot FreeSWITCH and Asterisk servers.
• Develop WebRTC-based voice-calling applications and real-time communication solutions.
• Build and maintain backend services and APIs using Laravel PHP.
• Design and implement SIP call flows, dialplans, IVR systems, and call-routing logic.
• Integrate third-party APIs, telecom providers, and communication platforms.
• Troubleshoot SIP, RTP, call-quality, connectivity, and server-related issues.
• Optimize application performance, reliability, scalability, and security.
• Collaborate with frontend, backend, and DevOps teams for integrations and deployments.
• Monitor and maintain production telephony infrastructure to ensure smooth operations.

Skills

FreeSWITCH

Asterisk

Laravel PHP

WebRTC

SIP/RTP/IVR

REST APIs

MySQL/PostgreSQL

Linux/Git

Tools

Docker

Jenkins

PM2

Nginx

Job description

About the Role

We are looking for a skilled VoIP / Software Developer with hands‑on experience in telephony platforms, backend development, and real‑time communication systems. The ideal candidate will have strong expertise in FreeSWITCH, Asterisk, Laravel PHP, and WebRTC‑based applications.

The role involves developing, maintaining, and optimizing cloud telephony solutions, contact center platforms, dialers, and real‑time communication applications.

Key Responsibilities

• Develop, maintain, and enhance VoIP, cloud telephony, and contact center applications.
• Configure, manage, and troubleshoot FreeSWITCH and Asterisk servers.
• Develop WebRTC‑based voice‑calling applications and real‑time communication solutions.
• Build and maintain backend services and APIs using Laravel PHP.
• Design and implement SIP call flows, dialplans, IVR systems, and call‑routing logic.
• Integrate third‑party APIs, telecom providers, and communication platforms.
• Troubleshoot SIP, RTP, call‑quality, connectivity, and server‑related issues.
• Optimize application performance, reliability, scalability, and security.
• Collaborate with frontend, backend, and DevOps teams for integrations and deployments.
• Monitor and maintain production telephony infrastructure to ensure smooth operations.

Required Skills

Core Technical Skills

• Hands‑on experience with FreeSWITCH and/or Asterisk.
• Strong knowledge of Laravel PHP framework and backend development.
• Experience with WebRTC and real‑time voice communication.
• Good understanding of SIP, RTP, SIP trunking, call routing, dialplans, and IVR.
• Experience with REST APIs and third‑party integrations.
• Working knowledge of MySQL or PostgreSQL.
• Familiarity with Linux server administration and Git version control.

Additional / Preferred Skills

• Experience with VICIdial, FusionPBX, or Kamailio.
• Knowledge of Node.js, MERN stack, or real‑time socket communication.
• Experience integrating Twilio, Telnyx, Plivo, or similar telecom providers.
• Familiarity with Docker, Jenkins, PM2, and Nginx.
• Understanding of scalable telecom architecture and production deployments.