Software Engineer - Full Stack

Aim AI is a bootstrapped, profitable voice AI company at ~$5M ARR. They build ultra-realistic voice agents that handle end-to-end phone conversations for businesses in sales, customer service, and marketing. Every millisecond of latency matters.

WHAT YOU'LL DO

• Architect low-latency, high-throughput systems for live phone calls and bidirectional audio streaming
• Build backend orchestration (Node.js / TypeScript; Python or Go as needed) integrating STT, TTS, LLMs, and telephony providers
• Work hands-on with Web
• Sockets, WebRTC, streaming audio pipelines, and real-time event processing
• Contribute to the agent builder dashboard and developer tools (React / Next.js)
• Integrate with Twilio, SIP trunks, VoIP, IVRs, DTMF, call transfers, and compliance edge cases
• Drive improvements in reliability, observability, failover, monitoring, and alerting
• Enforce security and compliance best practices across the stack

REQUIREMENTS

• 3+ years building production-grade systems
• Deep expertise in JavaScript / TypeScript and Node.js
• Hands-on with WebSockets, WebRTC, and streaming audio/video
• Strong fundamentals in networking, latency optimization, and system design
• Comfortable owning both backend and frontend
• Startup mindset: high ownership, execution-focused, low politics
• Ivy League / Stanford / MIT preferred

TECH STACK

Node.js, TypeScript, React, Next.js, WebSockets, WebRTC, Python, Go, Twilio, SIP/VoIP, Docker, Kubernetes, Cloudflare, STT/TTS/LLMs

BONUS

• Telephony / VoIP experience
• Real-time audio or video infrastructure background
• ML infra, model serving, or AI agent platforms
• Voice AI or conversational AI exposure

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