Telephony/VoIP Engineer

1 day ago


Mohali, Punjab, India Bluebash Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Description :

We are an AI Voice Agent startup building the next generation of intelligent, human-like voice assistants for businesses.

Our platform integrates with telephony systems, CCaaS/CPaaS providers, and modern AI technologies to deliver seamless customer experiences.

We are looking for a Telephony/VoIP Engineer who can accelerate our expertise in telephony infrastructure and voice technologies.

Key Responsibilities :

- Design, develop, and optimize telephony solutions integrating with Asterisk, FreeSWITCH, and other CPaaS platforms (Twilio, Vonage, Plivo, etc.

- Architect scalable and reliable CCaaS/CPaaS workflows for inbound and outbound voice communication.

- Collaborate with AI/ML engineers to integrate AI-driven voice agents with traditional and modern telephony stacks.

- Troubleshoot and optimize call quality, latency, SIP/RTP handling, NAT traversal, and codec performance.

- Build automation scripts, monitoring tools, and APIs in Python to manage and extend telephony systems.

- Ensure compliance with VoIP standards and protocols (SIP, RTP, WebRTC, SRTP, DTMF, IVR).

- Collaborate with product and infrastructure teams to deliver carrier-grade voice reliability.

- Research and implement new technologies in voice processing, call analysis, and AI-driven telephony workflows.

Required Skills & Experience :

- 5 years of experience in the Telephony/VoIP domain.

- Deep knowledge of Asterisk, FreeSWITCH, and/or other open-source PBX systems.

- Strong understanding of SIP, RTP, WebRTC, VoIP codecs (G.711, G.729, Opus, etc.), and telephony protocols.

- Experience with CCaaS/CPaaS solutions (Twilio, Vonage, SignalWire, Plivo, etc.

- Hands-on experience with Python for automation, API integration, and backend development.

- Knowledge of call routing, IVR design, conferencing, and voicemail systems.

- Familiarity with cloud environments (AWS, GCP, Azure) for deploying telephony systems at scale.

- Solid troubleshooting skills in networking (SIP traces, Wireshark, NAT issues) and carrier interconnects.

Preferred/Good to Have :

- Experience with AI Voice, Speech-to-Text (STT), and Text-to-Speech (TTS) integration.

- Exposure to Kafka, RabbitMQ, ActiveMQ, or other messaging systems for real-time call event handling.

- Prior work in contact center solutions (CCaaS) or customer engagement platforms.

- Contributions to open-source telephony projects



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