Software Development Engineer III, Auth and Vendor Service

Are you passionate about building software systems that operate at massive scale Do you thrive when tackling ambiguous technical challenges and turning them into elegant well-architected solutions As a Software Development Engineer III at Amazon you will lead the design and delivery of complex software systems that directly impact millions of customers. You will own your teams architectural direction drive technical strategy and mentor engineers while continuing to write exemplary code. This role offers the opportunity to work across the full software lifecycle from defining product strategy through deployment and operations solving problems where constraints are real and tradeoffs matter. If you are a collaborative curious engineer who loves building things that last we want to hear from you.

Key job responsibilities
- Lead the design implementation and delivery of multi-engineer software projects owning your teams architectural direction and ensuring systems are well-designed extensible performant and secure.
- Write high-quality production-ready code that demonstrates best practices in organization clarity error handling and documentation while evaluating opportunities to integrate generative AI tools to augment productivity.
- Drive technical strategy by balancing short-term delivery needs against long-term maintainability identifying one-way-door decisions and advocating for the right solutions across your team and dependent systems.
- Collaborate with cross-functional teams to define requirements clarify assumptions and resolve conflicting constraints ensuring alignment on system design tradeoffs including scalability performance and security.
- Mentor and coach engineers on your team and across related teams contribute to recruiting efforts and establish strong operational practices including alarms telemetry runbooks and retrospective processes.

A day in the life
You start your morning reviewing operational dashboards and addressing any alerts from overnight. By mid-morning you are deep in a design review with engineers from a partner team working through interface contracts and dependency tradeoffs. After lunch you pair with a teammate on a tricky implementation problem then shift to writing a technical design document for an upcoming project. You close the day in a mentoring session helping a colleague think through their career growth and next technical challenge.

About the team
Our team builds software that matters to Amazons customers and business at scale. We value technical excellence thoughtful collaboration and a commitment to getting the details right. We believe great software comes from inclusive teams where every voice is heard and engineers are empowered to take ownership of meaningful problems. We are focused on building reliable scalable systems for the long term and we are looking for engineers who share that vision and want to grow alongside us.

- 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
- 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.

Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees supervisors and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees supervisors and staff to ensure exceptional customer service; and follow all federal state and local laws and Company policies. Criminal history may have a direct adverse and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above as well as the abilities to adhere to company policies exercise sound judgment effectively manage stress and work safely and respectfully with others exhibit trustworthiness and professionalism and safeguard business operations and the Companys reputation. Pursuant to the Los Angeles County Fair Chance Ordinance we will consider for employment qualified applicants with arrest and conviction records.

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 youre applying in isnt 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 CA Santa Clara - 193300.00 - 261500.00 USD annually

Required Experience:

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