
Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform
Role owns the voice channel end-to-end (telephony/CPaaS integrations, streaming STT/TTS, realtime model orchestration) and builds product features across stack (React/TypeScript frontends, Scala/Python services, GCP/AWS infra). Requires ~6+ years engineering experience, realtime/voice or low-latency systems experience, backend and frontend depth, and operational experience with observability, SLAs, and incident response.