Amazon

Senior Software Engineer, Amazon Software Builder Experience (ASBX) - GenAI Tools

Amazon$168K — $227K *
Enterprise Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of professional software development experience
  • Proficiency in at least one programming language
  • 5+ years leading design or architecture of systems
  • Experience mentoring or leading engineering teams
  • Full software development life cycle experience preferred

Responsibilities

  • Own the architecture and technical roadmap for AI distribution platform services
  • Design secure authentication and authorization frameworks
  • Architect systems for measuring agent quality and detecting regressions
  • Drive context optimization strategies for efficient tool discovery
  • Lead technical initiatives across teams to foster alignment
  • Set high engineering standards and mentor team members
  • Make strategic build-vs-buy decisions prioritizing platform sustainability

Benefits

  • Comprehensive health insurance including dental and vision
  • 401(k) matching program
  • Paid time off and parental leave
  • Flexible spending accounts
  • Adoption and surrogacy reimbursement coverage
Full Job Description
This is a rare opportunity to shape how thousands of engineers work with AI. As an SDE III, you will own the technical direction of the infrastructure layer that connects generative AI to the daily work of Amazon

builders - from the authentication frameworks that preserve identity across agent-to-service call chains, to the context optimization strategies that determine what agents know and when, to the quality systems that close the loop between observed friction and shipped fixes. You will make architectural decisions with company-wide impact, mentor engineers, and drive ambiguous multi-team problems to resolution. If you want to define how AI agents operate at Amazon scale, this is the role.

Key job responsibilities
• Own the architecture and technical roadmap for platform services that distribute AI capabilities - skills, agents, and tool integrations - to builders across Amazon
• Design authentication and authorization frameworks that enable autonomous agents to securely access internal resources while preserving end-to-end caller identity across multiple auth mechanisms
• Architect benchmarking and agent trace analysis systems that measure quality at scale, detect model regressions, and automatically route findings into capability improvements
• Drive context optimization strategy - solving how agents efficiently discover and invoke tools without exhausting token budgets, including progressive disclosure, result offloading, and intelligent capability selection
• Lead cross-team technical initiatives with partner teams across Amazon and AWS, unblocking adoption and driving alignment on standards for the agentic ecosystem
• Set the engineering bar for the team - influencing design reviews, establishing operational excellence practices, and mentoring SDEs on building resilient distributed systems
• Make build-vs-buy and prioritization decisions that balance rapid iteration with long-term platform sustainability in a fast-evolving AI landscape

BASIC QUALIFICATIONS

- 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

PREFERRED QUALIFICATIONS

- 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 https://amazon.jobs/en/benefits.

USA, WA, Seattle - 168,100.00 - 227,400.00 USD annually

About Amazon

Audible is a provider of spoken audio information and entertainment , on the Internet. They provide premium spoken audio content, such as audio versions of books and newspapers and radio programs, that is delivered over the Internet and played back on personal computers and hand-held electronic devices. The Audible service allows consumers to purchase and download their content from their Website, store it in digital files and play it back on personal computers and electronic devices. More than 15,000 hours of audio content are available on their Web site, including audio versions of books, periodicals and radio programs. Several manufacturers have agreed to support and promote the playback of their content on their hand-held audio-enabled electronic devices.

Amazon Careers

Joining Amazon presents an unparalleled opportunity to become part of a vibrant team pushing the boundaries of innovation and growth in the global marketplace. As a leader in e-commerce, technology, and logistics, Amazon offers a variety of job opportunities that cater to a range of skills and professional interests. Work You’ll Do At Amazon, every day is an opportunity to collaborate with the brightest minds in technology and business to redefine what’s possible. Whether you’re interested in software development, marketing, human resources, or customer service, Amazon has a position waiting for you. Transform the way the world shops and innovates with our diverse and inclusive team. Amazon is not just a company; it’s a community where you can drive real change and contribute to projects impacting millions globally. Lead with Innovation and Leadership Amazon is the perfect place to enhance your leadership and innovation skills. Our culture encourages pushing the envelope and imagining the unimaginable. Here, you will lead projects that challenge the status quo and define new industry standards. Work with a team that values diversity and is committed to creating an inclusive environment. Our leadership is focused on harnessing the collective power of unique perspectives to foster growth and innovation. Explore Amazon’s Employment Benefits Amazon’s commitment to its employees extends beyond just career growth. We offer competitive benefits, including health care, parental leave, and diversity training, ensuring that our team not only excels professionally but also enjoys well-being and security. Internship and Networking Opportunities Start your career with an Amazon internship and gain hands-on experience that matters. Our internships provide a gateway to full-time employment and an opportunity to network with professionals across various sectors of the company. Future-Proof Your Career With Amazon, your career path is filled with numerous opportunities for advancement. Our learning and development programs are designed to nurture your professional growth and keep you at the forefront of industry trends. Stay Connected Join Our Team Discover the job opportunities at Amazon that match your skills and interests. We are constantly on the lookout for passionate, curious, and innovative team players ready to make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. Job Alert Emails Customize your subscription to receive job alerts, the latest news, and insider tips tailored to your preferences. Explore the exciting and rewarding career opportunities that await at Amazon. Amazon is more than just a company—it’s a platform for building a promising future. Whether you’re starting or looking to advance your career, Amazon offers the resources, support, and network you need to succeed. Join us, and be a part of our continuing mission to be Earth's most customer-centric company.
Learn more about Amazon
Size
1,608 employees
Market Cap
$832.6 billion
Industry
Net Income
$21.3 billion
Founded
1994
5 Year Trend
+28.1%
Revenue
$386 billion
NASDAQ

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