• Strong Backend Engineer (Node.js + Dialer/Telephony/IVR) Profile • Important (Experience 1) - 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. • Important (Experience 2) - 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. • Important (Experience 3) – 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. • Important (Experience 4) – Must have experience integrating with telephony APIs, SIP-based systems, Voice APIs, Call APIs, SMS APIs, or communication platforms. • Important (Experience 5) – Must have strong understanding of IVR design, call routing logic, call automation workflows, call queues, agent assignment, call escalation, and telephony workflows. • Important (Experience 6) – Must have strong database experience with PostgreSQL and preferably Redis for caching, session management, queue management, or real-time applications. • Important (Domain)—Candidates should preferably come from CPaaS, Contact Center, Telephony, Communication Platforms, Voice Technology, Conversational AI, Voice Bot, Customer Engagement Platforms, Unified Communications, or SaaS product companies. • Primary (Cloud) – Experience working with AWS, Azure, or GCP cloud platforms.