Behind the Price Tag: Architecting for a Billion Prices
summary
Retail system delivers over a billion prices daily by combining market intelligence, demand-elasticity models and an optimizer that trades off revenue / units / margin per SKU; latency-sensitive reads run against Rox DB embedded colocated with compute, using dynamic key partitioning for horizontal scale and resilient fallbacks so faults don’t hit guests. The stack rejects heavy frameworks in favor of lean libraries, consolidates many microservices into a modular monolith, and proves real-time hyper-scale pricing at store- and city-level granularities.
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chapters (9)
- 0:00Introduction to pricing systems
- 1:26Retail fundamentals and pricing challenges
- 2:50External factors in pricing decisions
- 3:51Market intelligence for pricing
- 7:24AI in price decisioning
- 9:29Architecture design goals
- 10:55Architectural principles
- 13:01System integration and scale
- 13:22Future of retail pricing
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