Software Development Engineer, Ads Core Services (ACS), Advertising Permissions

About the role

Join our team to build the foundational services powering Amazon's advertising platform, handling millions of requests daily while maintaining millisecond-level performance. You'll design and develop distributed systems that directly impact how billions of ad impressions reach customers across Amazon and beyond, solving complex challenges in access management, authorization, and real-time data processing at unprecedented scale.

Key job responsibilities

• Design and build full-stack solutions.
• Use your problem-solving skills, collaborating with creative and technical teams, thinking-big and inventing and simplifying to solve challenges.
• Deliver novel customer experiences by developing solutions.
• Collaborate with teams across Amazon to integrate and optimize existing ad products to take advantage of Amazon's scale and reach.
• Leverage your technical ability, excellent organizational and communication skills to build and solve challenging and ambiguous problems.
• Provide guidance to and mentor other SDEs in the team.
• Be responsible for a high quality bar, ensuring quality design reviews and robust engineering practices for automated testing and code coverage.

About The Team

We're building the access control and permissions infrastructure that enables Amazon's advertising business to scale securely and efficiently. Our team owns critical services that are called for nearly every interaction with Amazon Advertising APIs, serving both internal and external partners. We're entrepreneurial and action-oriented, with a mandate to experiment, innovate, and push the boundaries of what's possible in distributed systems. Our work directly supports millions of customers and drives measurable business impact. We're committed to fostering an environment where technical excellence, creativity, and collaboration thrive, and where your contributions shape the future of e-commerce advertising.

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