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Principal Applied Scientist- Agentic RL , Kiro

Santa Clara, California, United States💼 Full-time💰 $198,900–$198,900🗓 2026-08-18 → 2026-09-26

Core

Pioneering next-generation AI-driven development tools by creating efficient coding agents for the Kiro LLM-Training team.

Role type

Principal Applied Scientist (Agentic RL)

Builds

Efficient coding agents and revolutionary AI products for software developers

Domain

Generative AI, Large Language Models (LLMs), Reinforcement Learning, Code Intelligence

Deliverable

production ML models

Required skills

Reinforcement learning, post-training methodologies, large scale training, C++, Python, patenting/publishing at top-tier conferences

Preferred skills

Training or inference of large scale models

Technologies

LLMs, Reinforcement Learning frameworks

Responsibilities

Push boundaries of RL and post-training for code-specialized LLMs, implement agentic RL training recipes at Amazon scale, deploy products impacting developer workflows, publish research at premier ML conferences, transition research breakthroughs into production systems

Seniority

Principal, hands-on IC with strategy & mentorship

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