Description About Sponsored Products and Brands The Sponsored Products and Brands team at Amazon Ads is re-imagining the advertising landscape through cutting-edge generative AI technologies, revolutionizing how millions of customers discover products and engage with brands across Amazon.com and beyond. We are at the forefront of re-inventing advertising experiences, bridging human creativity with artificial intelligence to transform every aspect of the advertising lifecycle from ad creation and optimization to performance analysis and customer insights. We are a passionate group of innovators dedicated to developing responsible and intelligent AI technologies that balance the needs of advertisers, enhance the shopping experience, and strengthen the marketplace. If you're energized by solving complex challenges and pushing the boundaries of what's possible with AI, join us in shaping the future of advertising. About our team SPB Agent team's vision is to build a highly personalized and context-aware agentic advertiser guidance system that seamlessly integrates Large Language Models (LLMs) with sophisticated tooling, operating across both conversational and traditional ad console experiences. We scale from natural language queries to proactive, intelligent guidance delivery based on deep advertiser understanding. Through strategic partnerships across Ad Console, Sales, and Marketing teams, we identify high-impact opportunities spanning from strategic product guidance to granular optimization and deliver them through personalized, scalable experiences grounded in state-of-the-art agent architectures, reasoning frameworks, sophisticated tool integration, and model customization approaches including fine-tuning, MCP, and preference optimization. This presents an exceptional opportunity to shape the future of e-commerce advertising through advanced AI technology at unprecedented scale, creating solutions that directly impact millions of advertisers. Curious about our advertising solutions? Discover more about Sponsored Products and Sponsored Brands to see how we’re helping businesses grow on Amazon.com and beyond! A day in the life (role summary) As a Software Development Engineer on our team, your days will be immersed in building scalable, production-grade systems that power intelligent advertising experiences for millions of advertisers. You'll partner closely with applied scientists, fellow engineers, and product managers to architect and implement sophisticated agentic systems that seamlessly integrate LLMs with real-time optimization tools, auction simulations, and ML models. Your work will span the full engineering lifecycle—from designing orchestration layers for agent-to-agent communication, to implementing state management frameworks that persist context across multi-step workflows, to building evaluation pipelines with automated benchmarks and safety guardrails. You'll prototype multi-agent architectures, optimize performance at scale, and ensure reliability through comprehensive observability and telemetry systems. From developing MCP-based tool integrations to deploying streaming pipelines for real-time customizations, you'll contribute to breakthrough innovations that directly impact advertiser success across Ads Console, Seller Central, and Sales experiences. Key job responsibilities * Lead engineering strategy and roadmap for SPB Agent Skills and Tools, building specialized sub-agents with domain expertise for performance analysis, recommendations, and targeting optimization * Design and build agents to guide advertisers in conversational and non-conversational experiences across Ads Console, Seller Central, and Sales * Implement advanced model and agent optimization techniques, including supervised fine-tuning, instruction tuning, and preference optimization (e.g., DPO/IPO) * Curate datasets and tools for Model Context Protocol (MCP) integration, enabling seamless agent-to-agent and agent-to-service communication * Build evaluation pipelines for agent workflows, including automated benchmarks, multi-step reasoning tests, and safety guardrails * Develop agentic architectures (e.g., CoT, ToT, ReAct) that integrate planning, tool use, and long-horizon reasoning * Prototype and iterate on multi-agent orchestration frameworks and workflows that enable specialized sub-agents to be invoked as tools or independent agents * Collaborate with peers across engineering, science, and product to bring innovations into production at scale * Stay current with the latest developments in LLMs, RL, and agent-based AI, and translate findings into practical engineering solutions serving 1.6MM advertisers 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 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 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, CA, Palo Alto - 193,300.00 - 261,500.00 USD annually USA, NY, New York - 184,900.00 - 250,200.00 USD annually