Amazon Selection and Catalog Systems (ASCS) builds and operates the systems that host the world's largest e-commerce product catalog. We power the online shopping experience, allowing customers to find, discover and buy anything they want, anytime. The Offers Platform team within ASCS are at the core of all Amazon Stores experiences worldwide. We are the authority for product information and critical purchasing data, such as availability and price serving billions of product and buyability records. Offers team respond to billions of requests per day from thousands of internal clients that power the website and other customer interfaces, such as Kindle, Amazon Alexa, Groceries and emerging agentic and generative AI initiatives. We get more traffic than most other Amazon systems with requests handled within a few milliseconds (at P99). Our team owns software running in a distributed, high performance, high availability NoSQL data storage system with an inbuilt micro-service computi...