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Applied Scientist - Agentic AI, Amazon Fulfillment Technology

As an Applied Scientist in Amazon Fullfilment Technology, you will lead the development of agentic systems to assist with operational decision making and orchestration. You will work building full agentic systems leveraging multi-agent orch

Company

Amazon

Location

Bellevue, Washington, USA

Status

Open

Posted

2026-09-16T00:00:00+00:00

Applied science role in Amazon Fulfillment Technology, on-site in Bellevue, Washington. The person leads development of agentic systems for operational decision-making and orchestration: multi-agent setups with tool use, memory and action execution, plus LLM training via rejection sampling, supervised fine-tuning, continual post-training and reinforcement learning. Work includes reward modeling with DPO, IPO, RLHF/RLAIF and PPO/GRPO, agentic memory and RAG grounding, offline and online evaluation, mentoring interns and publishing papers. The posting asks for 3+ years building business models, a PhD or master's with 4+ years, and Java, C++ or Python.