AI Agent Engineer (Realtime Systems & Backend)
- Development of the Voice AI Agent using Python, LiveKit and WebRTC
- Ownership of end-to-end real-time voice pipelines including streaming ASR/TTS, VAD, diarization, state management, retries and latency optimization
- Building agent orchestration and applied ML systems around LLMs including tool calling, routing, RAG, memory, guardrails, fallback flows, prompt/response orchestration and A/B testing
- Development and deployment of voice and ML components including ASR, TTS, VAD, speaker diarization, embeddings and scoring
- Working with DSP, ffmpeg, streaming inference, quantization, ONNX and TensorRT
- Development of backend services and integrations using Nest.js, Node.js, REST, OpenAPI, Drizzle ORM, Supabase and PostgreSQL
- Design of reliable and scalable real-time systems with idempotency, backpressure, caching, batching, queues, scheduling and graceful degradation
- Ownership of observability and production reliability using Sentry, Prometheus, Grafana, Loki, tracing and SLOs
- Management of infrastructure and deployments using Docker, GitHub Actions, LiveKit Cloud, Modal, Render and AWS
- Maintenance of high engineering quality through testing, strict typing, documentation, code reviews and simple maintainable solutions
- End-to-end project ownership and pragmatic technical decision making in a fast-moving environment
- Strong hands-on engineering experience with ability to move quickly and consistently deliver to production
- Experience working in Big Tech, VC-backed startups or Yandex
- Previous startup or founder experience
- Strong technical background demonstrated through top-tier education, competitive programming, Kaggle, Codeforces, olympiads or similar achievements
- Meaningful open-source contributions and strong GitHub activity
- Concrete examples of products or applications built or significantly contributed to with public links
- Excellent communication skills with ability to explain complex technical concepts clearly and collaborate effectively
- Fast-paced environment with strong focus on ownership, autonomy and consistent project delivery
- Direct daily collaboration with CEO and CTO and full ownership of projects end-to-end
- Competitive salary based on background and skill set plus equity option
- Base compensation growth after product-market fit and successful project delivery
- Fully async remote work with flexible time zones with employment through Deel in almost any country
- Support with US O-1 visa applications
- One or two company off-sites per year