Full Stack Engineer - VoiceAI

Hupo; New Delhi; Hybrid; INR 8,935,219 - 13,402,828; Full time

Job summary

Hupo is seeking a Senior Full Stack Engineer to build AI-powered sales enablement products. You will work with Node.js and TypeScript, shipping AI features in production for enterprise customers across banking, financial services, and insurance sectors.

Hybrid in Singapore with SEA remote options, in a fast-moving environment. The role emphasizes building real-time and voice capabilities, LLM orchestration, and multi-tenant architecture across CRM integrations.

Qualifications

• 4+ years of backend or full-stack engineering experience.
• Strong proficiency in Node.js and TypeScript.
• Experience building and shipping AI-powered features in production.
• Experience in voice or real-time systems (STT, TTS, streaming).
• Solid understanding of APIs, async workflows, real-time systems and data modeling.

Responsibilities

• Build and ship AI-driven products across the sales lifecycle.
• Develop LLM orchestration and RAG pipelines using CRM data and product knowledge.
• Work on real-time and voice features including low-latency pipelines, transcription, and in-call AI support.
• Design agentic workflows and automation for outbound sequences.
• Integrate with CRM systems, communication platforms, and enterprise data sources.
• Contribute to scalable, multi-tenant architecture for enterprise clients.
• Take features from concept to production, including design, implementation, and iteration.

Skills

Node.js

TypeScript

AI features

Real-time systems

APIs

System design

Fast-moving environments

AWS

Tools

AWS

Job description

About Hupo

We are an AI-native start-up building sales enablement products in the banking, financial services, and insurance industry; already trusted by dozens of enterprise customers (including Fortune 500 companies).

Role at a Glance

Title: Senior Full Stack Engineer - AI Products
Team: Engineering
Employment Type: Full-time

Location

Singapore: Hybrid
Southeast Asia (SEA): Remote (Must align with SEA timezones)

What You'll Do

• Build and ship AI-driven products across the sales lifecycle (lead qualification, meeting prep, live assistance, roleplay, outbound, follow-ups)
• Develop LLM orchestration and RAG pipelines using CRM data, product knowledge, and customer context
• Work on real-time and voice features, including low-latency pipelines, transcription, and in-call AI support
• Design and implement agentic workflows (multi-step AI tasks, automation, outbound sequences)
• Integrate with CRM systems, communication platforms, and enterprise data sources
• Contribute to scalable, multi-tenant architecture for enterprise clients
• Take features from concept to production, including design, implementation, and iteration

What We're Looking For

Must-Haves

• 4+ years of experience in backend or full-stack engineering
• Strong proficiency in Node.js and TypeScript
• Experience building and shipping AI-powered features in production
• Experience in voice or real-time systems (STT, TTS, streaming)
• Solid understanding of system design (APIs, async workflows, real-time systems, data modeling)
• Comfortable working in fast-moving, ambiguous environments

Nice-to-Haves

• Experience with LLM workflows, RAG pipelines, or agentic systems
• Experience building multi-tenant SaaS platforms
• Familiarity with cloud infrastructure (e.g. AWS)