(Senior) AI Engineer - Reinforcement Learning Manipulation

The (Senior) AI Engineer – Reinforcement Learning Manipulation role is with RIVR, an Amazon‑owned robotics venture that began as an ETH Zurich spin‑off in 2024. RIVR creates wheeled‑legged robots designed to handle complex, unstructured environments—stairs, gates, doors, and uneven urban terrain—to enable real‑world doorstep delivery. The team combines custom hardware, onboard autonomy, and cloud‑based coordination to build safe, reliable autonomous robots for last‑mile logistics.