Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform
Core
Building Hopper's agentic AI assistant (HTS) for travel, handling flight changes, cancellations, and bookings via chat and voice for major travel brands.
Role type
Senior Full Stack Engineer (Realtime & Voice)
Builds
Realtime voice and chat interfaces, telephony integrations, and cloud infrastructure for the HTS platform.
Domain
Travel technology, conversational AI, and cloud infrastructure.
Required skills
Full-stack development, realtime systems (WebRTC/SIP), React/TypeScript, Scala/Python, GCP/AWS, RESTful APIs, microservices, observability, incident response, code review, architecture design.
Preferred skills
Conversational AI/LLM orchestration, speech technologies (Deepgram, ElevenLabs, Whisper, OpenAI Realtime), CPaaS platforms (Twilio, Amazon Connect, Genesys, LiveKit), customer service/CRM tools, travel industry tech (PSS/GDS).
Technologies
React, TypeScript, Scala, Python, GCP, AWS, Twilio, Amazon Connect, WebRTC, SIP, Deepgram, ElevenLabs, Whisper, OpenAI Realtime, LiveKit.
Responsibilities
Own the voice channel end-to-end including telephony and CPaaS integrations; build product features across the stack; design for multi-tenant scale; build safety and compliance plumbing; maintain revenue-critical deployments; build platform capabilities for partner integrations; raise the engineering bar through mentoring and reviews.
Seniority
Senior, hands-on IC with broad ownership.