Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform
Core
Senior Full Stack Engineer anchoring Hopper's agentic AI assistant (HTS Assist) for travel, owning the realtime and voice layer end-to-end for chat and voice interactions.
Role type
Senior Full Stack Engineer (Realtime & Voice)
Builds
Agentic AI assistant for travel customer experience, including telephony, CPaaS integrations, streaming speech-to-text/text-to-text pipelines, and web chat front ends.
Domain
Travel technology, Realtime systems, Voice AI, Cloud Infrastructure
Required skills
Realtime systems (voice, WebRTC/SIP, streaming media), Modern Frontend (React, TypeScript), Backend (Scala, Python), Cloud Infrastructure (GCP, AWS), RESTful APIs, Microservices, Event-driven systems, AI coding tools, Observability, Incident response
Preferred skills
Conversational AI, LLM orchestration, Speech technologies (Deepgram, ElevenLabs, Whisper, OpenAI Realtime), Cloud telephony/CPaaS (Twilio, Amazon Connect, Genesys, LiveKit), Customer service/CRM/Contact center tools, Travel industry technologies (PSS/GDS, PMS/CRS)
Responsibilities
Own voice channel end-to-end (telephony, CPaaS, streaming pipelines, model orchestration), Build product features across stack (React/TypeScript, Scala/Python, GCP), Design for multi-tenant scale, Build safety/compliance plumbing (guardrails, PII redaction), Maintain revenue-critical deployments (observability, alerting, SLA), Build platform capabilities for partner integrations, Raise engineering bar (code/architecture reviews, mentoring)
Seniority
Senior, hands-on IC
