Onsite System Design for a Product Inventory Service

System Design Design a Product Inventory & Pricing Service for an e-commerce platform Functional requirements: get product details, update product price, update inventory when a user places an order. System requirements: this is a read-heavy system, so we needed to discuss the Consistency vs Availability tradeoff, plus authorization for inventory updates. Technical approach discussion: SQL vs NoS…

Shared by a candidate · reported Jul 2026. Interview formats change; use it as a guide, not a script.