Software Development Engineer, Efficiency & Performance, Alloy

Amazon runs one of the worlds most complex eCommerce platforms where operational efficiency directly drives profitability and customer satisfaction. Efficiency is core to Amazons DNA reflected in the Leadership Principle of Frugality and the Flywheel strategy that lowers cost structures to fuel growth. With the cost of operating Amazons global infrastructure measured in billions of dollars achieving true economies of scale rather than allowing scale to increase costs is essential to our success.

The Alloy team serves as Amazons central efficiency organization leading company-wide cost optimization through intelligent and automated use of AWS resources. Our work spans thousands of internal services enabling large-scale efficiency improvements with minimal engineering effort from partner teams. We drive optimization across multiple layers of Amazons stack focusing on GPU efficiency infrastructure for AI/ML workloads through centralized scheduling software performance profiling and end-to-end storage optimizations through data lifecycle management. These cross-cutting initiatives transform isolated team optimizations into scalable safe and reusable systems that continuously improve efficiency across Amazon.

As a Software Development Engineer in Alloy you will collaborate with service and infrastructure teams across Amazon to identify and eliminate performance bottlenecks in large-scale distributed systems. You will design and build mechanisms to measure analyze and automate performance improvements using data to set and drive company-wide efficiency goals. You will work closely with Principal and Distinguished Engineers gaining exposure to Amazons most advanced systems while developing deep technical expertise and leadership skills. Your work will directly influence how Amazons software and services operate at scale delivering measurable cost savings in the tens to hundreds of millions of dollars each year and advancing Amazons commitment to operational excellence and sustainability.

In this role you will:

* Solve performance and efficiency problems that manifest at scale.
* Design metrics and measure performance and cost efficiency of services in Amazons ecosystem.
* Collaborate with service teams to identify inefficiencies and design and implement solutions.
* Design and develop highly available components and profiling tools.


- 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

- 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors 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.

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The base salary for this position ranges from $114800/year up to $191800/year. Salary is based on a number of factors and may vary depending on job-related knowledge skills and experience. Amazon is a total compensation company. Dependent on the position offered equity sign-on payments and other forms of compensation may be provided as part of a total compensation package in addition to a full range of medical financial and/or other benefits. Applicants should apply via our internal or external career site.