Senior Full-Stack AI Engineer – Real-Time, Scalable

Weights & Biases is seeking a hands-on full stack engineer to own features across the ARIA AI research agent, covering backend infrastructure, API design, and a React frontend. You will build and maintain distributed worker systems and streaming architectures to deliver real-time AI agent experiences. Candidates should have 4+ years of full stack experience with Python (FastAPI, Kubernetes) and TypeScript/React, and a security-minded approach to code execution and data hardening.