Applied Scientist, LLM Code Agents, Kiro Science (AWS)

Job ID: 3161363 | Amazon.com Services LLC Key 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 is possible in intelligent code assistance Publish and present 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 About the Team The AWS Developer Agents and Experiences (DAE) team is reimagining the builder experience through generative AI and foundation models, transforming how engineers work from IDE environments to web‑based tools and services. Within AWS Utility Computing (UC), Amazon Dedicated Cloud (ADC) roles engage with customers who require specialized security solutions for their cloud services. Basic Qualifications 3+ years of building models for business application experience PhD, or Master’s degree and 4+ years of CS, CE, ML or related field 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 algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high‑performance computing Preferred Qualifications Experience using Unix/Linux Experience in professional software development Benefits Health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and options for supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, parental leave, and comprehensive benefits. Salary ranges: USA, CA, Santa Clara – $171,600.00 – $222,200.00 USD annually; USA, WA, Seattle – $142,800.00 – $193,200.00 USD annually. Posted: July 16, 2026 (Updated about 1 hour ago) Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. #J-18808-Ljbffr