Position : Backend Engineer (Node.js, Dialer/Telephony/IVR)

Total Experience : 3+ years only

Location : Gurugram (Only for Candidates based in Delhi/NCR)

Working Days : 5 Days Working from office

Notice Period Requirement : Immediate Joiners or Serving Notice Period only

Client's Company Size : Startup / Small Enterprise

Interview Process : Face to Face Interviews for Technical Rounds

Role & Responsibilities :

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.

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.

- Stay updated with the latest telephony and communication technologies and incorporate best practices.

Candidate Requirements :

- Must have 3+ years of backend development experience, with strong hands-on expertise in Node.js for building scalable backend applications, microservices, and REST APIs.

- Must have minimum 1+ years of hands-on experience working on Dialer, Telephony, IVR, Contact Center, Auto Dialer, Predictive Dialer, Voice Bot, or Communication Platform products.

- Must have hands-on experience developing and maintaining backend services for calling platforms, including inbound/outbound calling workflows, call management, call tracking, agent management, and communication systems.

- Must have experience integrating with telephony APIs, SIP-based systems, Voice APIs, Call APIs, SMS APIs, or communication platforms.

- Must have strong understanding of IVR design, call routing logic, call automation workflows, call queues, agent assignment, call escalation, and telephony workflows.

- Must have strong database experience with PostgreSQL and preferably Redis.

- Must be from CPaaS, Contact Center, Telephony, Communication Platforms, Voice Technology, Conversational AI, Voice Bot, Customer Engagement Platforms, Unified Communications, or SaaS product companies.