Software Development Engineer

Build sponsored conversational shopping experiences powered by large language models — customer-facing functionality that reaches hundreds of millions of Amazon shoppers worldwide. You'll design and deliver large-scale, low-latency distributed systems and ML infrastructure that shape how businesses connect with customers through conversational AI in advertising. The Conversational Ad Experiences (CAX) team within Sponsored Products and Brands (SPB) focuses on LLM-powered sponsored shopping experiences that help merchants, retail vendors, and brand owners grow incremental sales through native product advertising. The team is working on multiple industry-first projects — ambiguous, challenging, and high-impact. You'll partner with the science team to bring LLM models into production and contribute to LLMOps, and build the data processing pipelines that power it all. These are greenfield problems where you'll help shape the technical approach as the product grows. Key job responsibilities - Design and develop conversational ad experiences on the Search page, delivering customer-facing features end to end from design through production - Build large-scale, low-latency distributed systems and ML infrastructure that power LLM-driven advertising experiences in production - Partner with the science team to bring LLM models into production and contribute to LLMOps — supporting how models are deployed, monitored, and improved - Develop new approaches to conversational AI and natural language interactions in advertising, evaluating emerging technologies and bringing them into production - Collaborate across engineering, science, and product teams to integrate AI-driven solutions across the advertising ecosystem - Design and operate scalable systems that deliver personalized ad experiences to hundreds of millions of shoppers - Participate in design and code reviews, mentor peers, and help raise the engineering quality bar across the team About the team The Sponsored Products and Brands team at Amazon Ads is re-imagining the advertising landscape through 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.