Principal Applied Scientist, Kiro Science

Amazon
Pasadena, CA, USA / Santa Clara, CA, USA / New York, NY, USA2026-01-16ONSITE

About the job

AWS Agentic AI is looking for a Principal Applied Scientist who will partner with world-class scientists and engineers to pioneer the next generation of AI-driven development tools. Join the Amazon Kiro LLM-Training team and help create groundbreaking generative AI technologies including Kiro IDE and Amazon Q Developer that are transforming the software development landscape.

Responsibilities

- Push the boundaries of reinforcement learning and post-training methodologies for large language models specialized in code intelligence

- Invent and implement state-of-the-art machine learning solutions that operate at unprecedented Amazon scale

- Deploy revolutionary products that directly impact the daily workflows of millions of developers worldwide

- Break new ground in AI and machine learning, challenging what's possible in intelligent code assistance

- Publish and present your pioneering work at premier ML and NLP conferences (NeurIPS, ICML, ICLR , ACL, EMNLP)

- Accelerate innovation by working directly with customers to rapidly transition research breakthroughs into production systems

Qualifications

Minimum

- PhD, or Master's degree and 10+ years of CS, CE, ML or related field experience

- 8+ years of building models for business application experience

- Experience in patents or publications at top-tier peer-reviewed conferences or journals

- Experience programming in Java, C++, Python or related language

- Experience in any of the following areas: AI (NLP or multi-modality models), Deep Learning, LLM model training, graph learning, software engineering.

Preferred

- First author publications at Tier-1 ML conferences.