Software Engineer, Ads AI Core Infra

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

Job summary

Amazon Advertising is hiring a Software Development Engineer for Ads AI Core Infra (ACI) in Seattle, WA. You will design scalable APIs and build MCP infrastructure to deliver advertiser context with sub-second latency, enabling real-time decision making for billions of ad interactions.

The role requires strong software development and system design skills, with a focus on reliability, performance, and scale across distributed services in a high-traffic environment.

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.

Responsibilities

• Design and implement scalable architectures for APIs serving millions of advertisers at thousands of transactions per second.
• Build Model Context Protocol (MCP) server infrastructure—an emerging standard for AI agent-data interaction—that delivers advertiser context with sub-second latency and minimal token consumption.
• Establish system design patterns and best practices for global ads experience at scale.

Skills

Software development

System design

Programming languages

Education

Bachelor's degree in Computer Science

Tools

AWS

Distributed systems

Job description

Amazon Advertising is hiring a Software Development Engineer for Ads AI Core Infra (ACI) in Seattle, WA. You will design scalable APIs and build MCP infrastructure to deliver advertiser context with sub-second latency, enabling real-time decision making for billions of ad interactions.

The role requires strong software development and system design skills, with a focus on reliability, performance, and scale across distributed services in a high-traffic environment.