Senior Software Development Engineer, Ads Agent Fabric; Ads AI Core Infrastructure; Advertising

Senior Software Development Engineer, Ads Agent Fabric (Ads AI Core Infrastructure)

Job  |  Services LLC

Advertisers and advertising tools are rapidly adopting AI agents to plan, optimize, and achieve marketing goals. The Ads Agent Fabric team’s mission is to deliver a common infrastructure supporting all advertising‑aware model‑based applications (i.e., agents) and accelerate development of agentic applications for our advertisers. The team is responsible for an agent‑builder SDK with pre‑integrated Ads features, agent‑builder tools that accelerate develop, test, and model evaluation lifecycle, and a fully‑managed runtime with integrated access to the Ads services, data, and foundational models.

As an SDE3 on the Agent Fabric team, you will own the design and delivery of critical infrastructure components that enable Amazon Ads to build and deploy AI agents 'll work at the intersection of distributed systems, machine learning infrastructure, and developer tooling, defining technical strategy for how thousands of advertisers interact with AI‑powered advertising solutions. This role requires deep technical expertise in building scalable platforms and comfort with ambiguity as you'll be building in an emerging space where best practices and technical requirements are still be defined.

You will need strong system design skills, ability to define technical strategy, and capability to influence architecture decisions across multiple teams.

• Own the full software development lifecycle from design to production launch of core infrastructure components and services
• Build highly scalable, low‑latency infrastructure supporting real‑time agent execution
• Define technical standards and best practices for agent development, testing, and deployment
• Partner with applied scientists to translate research innovations into production‑ready services
• Lead architecture reviews and provide technical guidance to engineers across multiple teams

• 5+ years of non‑internship professional software development experience
• 5+ years of programming with at least one software programming language experience
• 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• Experience as a mentor, tech lead or leading an engineering team

• 5+ 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

The base salary range for this position is listed below. Your Amazon package will include sign‑on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including 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, and parental leave.

Learn more about our benefits at (Use the "Apply for this Job" box below)..

USA, NY, New York -  -  USD annually

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  for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

Posted: February 20, 2026 (Updated about 18 hours ago)