Design an E-commerce Catalogue · System Design Interview

Design an E-commerce CatalogueDesign the data model behind an online shop’s product catalogue, and how the product page and search results are served from it.What it has to do

A product has variants that differ by options such as size and colour, each with its own price and stock

A shopper can browse a category and search the catalogue by text

The product page shows whether a particular variant is in stock

Scale

Products: 50 million

Catalogue reads per day: 2 billion

Out of scope

Checkout and payments

Recommendations

Warehouse and shipping

Reviews

Practise this challengeAll system design challenges

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