Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform
HopperRemotely
reactpythonawstypescriptgcpscalasipwebrtc
Job Description
📋 Description
- Own the voice channel end to end, incl. telephony and CPaaS integrations (Twilio, Amazon Connect)
- Streaming speech-to-text and text-to-speech pipelines
- Realtime model orchestration with latency and quality budgets
- Web chat front ends in React/TypeScript; backend in Scala and Python; infrastructure on GCP
- Design for multi-tenant scale with one codebase sharing/configuring partners
- Maintain safety/compliance plumbing: guardrails, content filtering, PII redaction
🎯 Requirements
- 6+ years software engineering; senior ownership of production systems
- Hands-on realtime systems: voice apps, WebRTC/SIP, streaming media
- Strong frontend (React, TypeScript); backend (Scala or JVM, and/or Python); cloud (GCP or AWS)
- Experience designing RESTful APIs, microservices, or event-driven systems
- Familiarity with AI coding tools; ability to review and own what ships
- Operable-systems mindset: SLAs, observability, on-call, rollback plans
🎁 Benefits
- Well-funded startup with competitive salary and pre-IPO equity
- Private medical/dental, life and accident coverage
- Generous parental leave, FlexDesk, remote work stipend
- Unlimited PTO; gym/home office allowances; Carrot Cash travel stipend
- Entrepreneurial culture with open communication and small teams
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