Principal Software Engineer
Amazon Web Services, Inc.· startup· Cloud Computing· Oct 19, 2026 · 9d ago
Seattle, Washington, USA
In office
Full-time
Principal
$230K–$311K
12+ years exp
Job description
We are seeking technically deep Principal Engineer to drive the architecture, engineering strategy, and technical standards for AgentCore. AgentCore, is a comprehensive, modular platform for deploying and operating autonomous AI agents securely and at scale, providing serverless runtime, memory, identity, gateway, and observability components.
The Principal Engineer will be a hands-on technical leader, tackling the hardest, most ambiguous problems in the rapidly evolving Generative AI space, and setting the technical direction for a platform that is critical to accelerating customers' agents to production.
Key job responsibilities
In this role, you will build a new AWS service that is going to be trend setting in the Gen AI field. This is an area that requires solving the hardest engineering challenges to enable machine learning powered solutions for our customers. As a tier zero Amazon service our solutions have to be scalable, efficient, and fault tolerant. Experience with machine learning systems is preferred, but not required. You will deliver some of our most strategic technical projects, deliver large scalable systems, design new software systems and have a significant bottom-line impact on our business and competitive position. In addition to delivering critical software, you will draw from a deep and broad technical expertise to mentor engineers and provide leadership on complex technical issues. This position within the Agentic AI team presents a unique and rare opportunity to get in on the ground floor within a fast growing business and help shape the technology, product and the business. A successful candidate will bring deep technical and software expertise, desire to have an industry wide impact and ability to work within a fast moving, startup environment in a large company to rapidly deliver services that have a broad business impact.
Basic qualifications
12+ years of non-internship professional software development experience
8+ 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
12+ years of programming with at least one software programming language experience
12+ years of non-internship professional software development experience
8+ 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
12+ years of programming with at least one software programming language experience
Bachelor's degree in computer science or equivalent
10+ years of highly scalable systems experience
15+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
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 Company’s 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 amazon.jobs 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 amazon.jobs .
USA, CA, Santa Clara - 230,100.00 - 311,200.00 USD annually
USA, NY, New York - 220,100.00 - 297,700.00 USD annually
USA, WA, Seattle - 200,100.00 - 270,600.00 USD annually
Application prep
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Keywords to mirror
aiawsmachine learning
- Platform
- amazon
- Effort
- medium
Benefits
Benefits detected in the listing.
Health Insurance
Dental
Vision
401(K)
Paid Time Off
Parental Leave