Software Development Engineer

Amazon.com Services LLC is hiring a Software Development Engineer to build the SPB Agent platform, the generative AI reasoning layer behind Amazon Ads experiences. The role develops scalable agentic AI systems that provide personalized advertising guidance and autonomous support across advertiser- and seller-facing products.

Responsibilities:

• Design and develop the SPB Agent platform — a secure, reusable, low-latency architecture that integrates generative AI/ML technologies to deliver consistent, well-reasoned advertiser guidance across multiple products
• Deliver features end to end across the agentic AI stack, from LLM integration and prompt engineering to distributed serving infrastructure and real-time personalization
• Optimize operational costs at scale through efficient resource utilization, token consumption management, and memory footprint reduction
• Collaborate with AI researchers, scientists, and cross-functional teams to integrate AI-driven solutions across the Ads Console, Seller Central, and sales tools
• Build scalable systems that process millions of data points to deliver hyper-personalized advertising experiences with low latency
• Develop new approaches to conversational AI and natural language interactions in advertising contexts, translating research into production-quality features
• Mentor peers through design reviews and code reviews, contributing to engineering quality as the platform scales