Senior Full-Stack Engineer — Real-Time Voice (Remote)

Hopper is seeking a senior full stack engineer to anchor HTS Assist, Hopper's agentic AI assistant for travel. You will own the realtime and voice layer end to end, building across React/TypeScript front ends, Scala and Python services, and cloud infrastructure. The role covers telephony integrations, streaming speech-to-text and text-to-speech pipelines, and multi-tenant, configurable codebases for partners. Also responsible for safety, observability, and go-lives. J-18808-Ljbffr