Design a price tracking service

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System design Medium Meta #scheduling#crawling#notifications
Problem

Track the prices of millions of products across stores and alert users when a product they watch drops below their target price.

1 solution

Study it chapter by chapter
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Endorsed by Frontier Interview · 14 minutes ago

Design a price tracking service

We are building a price tracker in the style of camelcamelcamel or Keepa: a browser extension and website that show a product's price history chart and alert users when a watched product drops below their target price...

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