Senior AI & Speed Tech Software Engineer

Amazon; Bellevue (WA); On-site; USD 168,000 - 227,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Parental leave

Job summary

Amazon in Bellevue, WA is seeking a Software Engineer for the Same Day Delivery Experience team to help redefine fast delivery and innovate with AI-powered tools. You will design, build, and scale AI systems using LLMs, RAG, NLP, and agentic workflows to improve the customer experience across shopping, buying, and post-purchase stages.

You will collaborate with a cross-functional team to advance retrieval pipelines, embedding models, and scalable AI features, while mentoring and guiding other

Qualifications

• 5+ years of non-internship professional software development experience.
• 5+ years of programming with at least one software programming language experience.
• 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience.
• Experience as a mentor, tech lead or leading an engineering team.

Responsibilities

• Designing and building AI-powered tools leveraging LLMs, RAG architectures, vector databases, prompt engineering, and agentic orchestration for customer-facing and internal applications.
• Developing and optimizing retrieval pipelines, embedding models, and context-augmented generation systems to deliver accurate, grounded AI outputs.
• Prototyping and iterating on new Agentic AI capabilities including fine-tuning, few-shot learning, chain-of-thought reasoning, and tool-use patterns
• Working with team members on design approaches for scalable AI/ML systems that serve the Same Day Delivery network.
• Diving deep into complex technical problems spanning LLM application development, data interpretation, and demand planning systems
• Raising the bar for operational excellence and development practices.

Skills

Software development

System design

Mentorship / Tech lead

AI / ML

Education

Bachelor's degree in Computer Science

Tools

LLMs

RAG

Vector databases

Prompt engineering

Job description

Amazon in Bellevue, WA is seeking a Software Engineer for the Same Day Delivery Experience team to help redefine fast delivery and innovate with AI-powered tools. You will design, build, and scale AI systems using LLMs, RAG, NLP, and agentic workflows to improve the customer experience across shopping, buying, and post-purchase stages.

You will collaborate with a cross-functional team to advance retrieval pipelines, embedding models, and scalable AI features, while mentoring and guiding other