4h ago
Lead Voice Infrastructure Engineer
San Francisco
$185k-$250k / year
full-timesenior
🛠 Tech Stack
💼 About This Role
You'll design and operate telephony services for Stuut's AI-driven accounts receivable platform, bridging traditional telephony with realtime voice and AI pipelines. Your work will directly determine call quality, transfer success, and business outcomes for Fortune 10 to mid-market clients. This is the first dedicated voice infrastructure hire, defining how we build AI-powered business communication.
🎯 What You'll Do
- Design and operate SIP trunking, carrier integrations, and call routing at scale
- Bridge traditional telephony with realtime voice infrastructure and AI pipelines
- Build outbound calling, inbound routing, warm transfer, and voicemail workflows
- Instrument voice workflows to measure answer rates and transfer success
📋 Requirements
- Experience with SIP, RTP, and PSTN connectivity
- Distributed systems building in Go, Python, C, or C++
- Experience with WebRTC or realtime media platforms
- Debugging across protocols and packet-level issues
✨ Nice to Have
- Contact center or IVR system experience
- Working with streaming STT, TTS, or conversational voice agents
🎁 Benefits & Perks
- 🏖️ Flexible PTO
- 🏥 Medical, dental & vision insurance
- 💰 401(k) & Match
- 📈 Equity package
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