SDE II, Same Day Delivery

Amazon; Bellevue (WA); On-site; USD 144,000 - 194,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Parenant leave

Job summary

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

You will collaborate with a cross-functional team to prototype agentic AI capabilities, optimize retrieval pipelines, and ensure scalable, reliable services for the Same Day Delivery network.

Qualifications

• 3+ years of professional software development experience.
• 2+ years of design or architecture of scalable systems.
• Experience programming with at least one language.
• 3+ years SDLC experience; code reviews, version control, testing, and operations.

Responsibilities

• Design and build AI-powered tools using LLMs, RAG, vector databases, prompts, and orchestration.
• Develop and optimize retrieval pipelines and context-augmented generation systems.

Skills

Software development

System design

Programming languages

Education

Bachelor's degree in Computer Science

Job description

Job ID: 10510041 | Amazon.com Services LLC

Are you interested in helping Amazon make history and redefine the meaning of ‘fast’ in eCommerce? We are the Same Day Delivery Experience team and are in the early innings of reinventing the Amazon shopping experience to make Amazon the first place customers think to shop when they need something today, wherever they are in the world. We’re looking for a Software Engineer for the Same Day Delivery Experience team to help ensure we have a compelling and friction-free ‘delivery in hours’ experience available to our customers, and help drive continuous innovation and improvement of the delivery experience across all phases of shopping, buying, and pre and post purchase experience.

This role is at the forefront of Generative AI innovation within the Sub-Same Day organization. As part of the LLM Foundations team, you will design, build, and scale AI-powered tools that leverage Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Natural Language Processing (NLP), prompt engineering, and agentic AI workflows to enhance customer experience and protect.

Key job 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.
• Developing and maintaining key features of our systems and services.
• Working with team members on design approaches and prototyping new technology.
• Working on product improvements, with focus on customer experience and scalability.
• Dive deep into complex technical problems.
• Raising the bar for operational excellence and development practices.

Basic Qualifications

• 3+ years of non-internship professional software development experience
• 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• Experience programming with at least one software programming language

Preferred Qualifications

• 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Bachelor's degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

Benefits

• health insurance (medical, dental, vision, prescription, Basic Life &AD&D insurance and option 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
• parenant leave

Salary and Location

USA, WA, Bellevue - 143,700.00 - 194,400.00 USD annually