Sr. Software Development Engineer, Ads Core Services (ACS)

Company: Amazon
Location: New York City
Posted on: April 1, 2026

Job Description:

Amazon is investing heavily in building a world class advertising business and we are responsible for defining and delivering a collection of self-service performance advertising products that drive discovery and sales. Our products are strategically important to our Retail and Marketplace businesses driving long term growth. We deliver billions of ad impressions and millions of clicks daily and are breaking fresh ground to create world-class products. Our team manages the end-to-end lifecycle of Advertiser Account Permissions including relationship between different accounts, User Management, Access Control for end-users experience, programmatic and agentic access patterns. We are working on the next-generation Access Management akin to AWS Identity and Access Management (IAM) service. The systems are pushing boundaries in terms of scale of storage, data processing and real-time propagation. You will build Tier-1 services to handle millions of requests per day, while maintaining response latencies in the milliseconds and meeting strict SLA requirements (high operational standards). You will develop distributed solutions with service oriented architecture to build high performance platforms to service world's largest selection to millions of customers. Our systems and algorithms operate on massive datasets using distributed frameworks. In this role you will be design new and rebuild existing solutions for the fast growing scale of the next generation of advertising services. You will have the opportunity to work with Principal Engineers and to mentor and grow junior engineers. You will not merely go through the full software development cycle but more importantly drive appropriate technology choices for the business, lead the way for continuous innovation, and shape the future of e-commerce. We are looking for a highly motivated, collaborative and fun-loving team building a high growth business. We are entrepreneurial and have a bias for action with a broad mandate to experiment and innovate. This is an opportunity to make a significant impact on the future of the Amazon vision in the Advertising business. A successful candidate will have the satisfaction of seeing their work on the Amazon.com website and numerous other websites, where it will be viewed by tens of millions of customers and will drive quantifiable revenue impact, broaden their technical skills and work in an environment that thrives on creativity, experimentation, and product innovation. A role with direct impact on the success of advertising at Amazon. - 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 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 https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner. 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 https://amazon.jobs/en/benefits . USA, NY, New York - 184,900.00 - 250,200.00 USD annually

Keywords: Amazon, Perth Amboy , Sr. Software Development Engineer, Ads Core Services (ACS), IT / Software / Systems , New York City, New Jersey