Backend Engineer (Node.js) – Telephony Systems

Winzons; India; On-site; INR 2,500,000 - 4,200,000; Full time

Job summary

eDAS is hiring a Backend Engineer specializing in dialer and telephony systems in Gurgaon, India. You will design, develop, and maintain core backend components of our omnichannel dialer platform using Node.js, ensuring scalable, secure, and reliable delivery of communications across voice, SMS, email, and chat.

The role requires 6–7 years of backend experience, strong API design, familiarity with SIP, IVR, and cloud platforms.

Qualifications

• 6+ years of backend experience in dialer/telephony domain.
• Strong Node.js backend development experience.
• Experience with telephony systems, APIs and SIP protocols.
• Proficient in designing IVR flows and call routing.
• Experience with databases for call data and logs.
• Familiarity with cloud platforms (AWS/Azure/GCP).
• Strong problem-solving and collaboration skills.

Responsibilities

• Build RESTful APIs using Node.js -Optimize PostgreSQL + Redis data flow
• Develop and maintain backend services using Node.js for our omnichannel dialer platform.
• Integrate telephony APIs to enable outbound and inbound calling, SMS, and other communication channels.
• Design and implement IVR flows, call routing, and automation features.
• Optimize call handling, queuing, and agent management for high concurrency and reliability.
• Collaborate with frontend, product, and engineering teams to define technical requirements and deliver solutions.
• Ensure platform scalability, security, and performance standards are met.
• Monitor system performance, troubleshoot issues, and implement improvements.
• Stay updated with the latest telephony and communication technologies and incorporate best practices.

Skills

Node.js

Telephony APIs

IVR Systems

Call Routing

PostgreSQL

Redis

Cloud Platforms

Job description

Company Name: eDAS

Job Role: Backend Engineer - Dialer / Telephony System (Node.js)

Experience Required: 6 to 7 Years

Employment Type: Full-Time

Location: Gurgaon / Gurugram, India

Industry: Communication Technology / SaaS / AI Dialer Platforms\

Were building an AI-native omnichannel dialer platform to transform how businesses engage with customers. As Backend Engineer, ensure delivery of scalable, secure, and innovative solutions. Our innovative dialer platform integrates voice, SMS, email, and chat to deliver seamless customer interactions. We are looking for a skilled Backend Developer with expertise in Node.js and telephony/IVR systems to join our dynamic team and help us build scalable, robust, and intelligent dialer solutions.

What Youll Do :

As a Backend Developer specializing in dialer and telephony systems, you will be responsible for designing, developing, and maintaining the core backend components of our omnichannel dialer platform. Your expertise in telephony APIs, IVR systems, and Node.js will be crucial in delivering reliable and scalable communication solutions.

Key Responsibilities :

• Build RESTful APIs using Node.js -Optimize PostgreSQL + Redis data flow
• Develop and maintain backend services using Node.js for our omnichannel dialer platform.
• Integrate telephony APIs to enable outbound and inbound calling, SMS, and other communication channels.
• Design and implement IVR flows, call routing, and automation features.
• Optimize call handling, queuing, and agent management for high concurrency and reliability.
• Collaborate with frontend, product, and engineering teams to define technical requirements and deliver solutions.
• Ensure platform scalability, security, and performance standards are met.
• Monitor system performance, troubleshoot issues, and implement improvements.
• Stay updated with the latest telephony and communication technologies and incorporate best practices.

Required Skills & Qualifications :

• Experience of 6+ Years in the similar domain
• Proven experience in backend development with Node.js.
• Strong understanding of telephony systems, APIs and SIP protocols.
• Hands-on experience designing and implementing IVR systems and call routing logic.
• Familiarity with databases for storing call data, logs, and user information.
• Knowledge of cloud platforms (AWS, Azure, GCP) is a plus.
• Excellent problem-solving skills and attention to detail.
• Good communication and teamwork skills.