Join Amazon's Variations team and transform how millions of customers discover and shop for related products! As an SDE-2, you'll build innovative solutions that power the relationships between billions of product variations across the world's largest e-commerce catalog. This is your chance to work with leading AI technologies including LLM at unprecedented scale while directly improving customer shopping experiences globally.

You'll design and develop systems that ensure customers can easily navigate between product variations (sizes, colors, styles), leveraging Large Language Models, cloud computing, and machine learning to ensure variation data quality and consistency. Working with complex theme attributes across product families, you'll solve fascinating technical challenges:

Building scalable systems that handle billions of variation relationships while optimizing cloud resource usage
Developing innovative LLM solutions to automatically measure and improve variation quality
Creating sophisticated measurement systems to track quality metrics and identify improvement opportunities
Implementing robust applications using AWS technologies like EMR, ECS, Fargate, and SageMaker
If you're excited about applying AI to solve real-world problems, working with massive datasets, and directly influencing how millions of customers discover products worldwide, this role offers a unique opportunity to build data-driven systems at a scale rarely available elsewhere.

Key job responsibilities
* Design and develop scalable services that measure, validate, and improve variation relationship quality across billions of products using AWS technologies (EMR, ECS, Fargate, SageMaker)
* Implement sophisticated algorithms to ensure consistency in variation theme attributes (size, color, style) across all global marketplaces
* Build innovative GenAI solutions using Large Language Models to automatically evaluate and enhance variation quality
* Create robust feedback mechanisms that enable continuous improvement of variation data
* Develop tooling and APIs that help Selling Partners address product variation quality issues
* Collaborate with cross-functional teams to implement solutions that enhance customer discovery experiences
* Participate in architectural decisions that balance performance, cost, and customer experience

A day in the life
* Write and review high-quality, well-tested code in languages such as Java and Python
* Collaborate with team members on design documents and architectural decisions
* Analyze data to identify variation quality issues and measure improvement impact
* Attend daily stand-ups and participate in sprint planning/retrospective meetings
* Work with product managers to scope and prioritize new features
* Debug and resolve production issues while maintaining service reliability
* Monitor system performance and optimize for scale and efficiency
* Stay current with latest ML/AI technologies and evaluate their potential application
* Mentor junior engineers and provide technical guidance

About the team
The Variations team sits within Amazon's Catalog Systems division and is responsible for ensuring customers can easily navigate between related product options. We build systems at massive scale, processing billions of product relationships that power shopping experiences across all Amazon marketplaces. Our team maintains a high bar for operational and software engineering excellence while fostering a collaborative and supportive culture. We work closely with data scientists, product managers, and business stakeholders to continually improve the quality of variations in Amazon's catalog, directly enhancing the customer shopping journey.