Senior Full-Stack Engineer (Remote) — Realtime & Voice

Hopper is seeking a senior full stack engineer to anchor HTS Assist, owning the realtime and voice layer end to end while building across React/TypeScript front ends, Scala and Python services, and cloud infrastructure on GCP. The role emphasizes multi-tenant design, CPaaS integrations, and robust observability.

The ideal candidate will have 6+ years of experience, hands-on realtime systems expertise, strong frontend and backend skills, and a track record delivering RESTful APIs and