Designs

Company tags are community-reported. Counts on cards show how many people reported that design.

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  48. Design a Ticket Booking System like Ticketmaster

  Hold seats with one conditional write, pay by authorize and capture, and put ten million fans in a fair waiting room without selling a seat twice.

  ClassicMedium

  SearchConcurrencyAurora

  +5

  AWSBookingOpenSearchTicketingWaiting room

  Worked design

  Practice
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  62. Design a Flash Sale System

  Sell 10,000 units to a million people at noon with a lottery waiting room, a Redis gate before an Aurora ledger and holds that expire.

  ClassicMedium

  CachingDatabasesConcurrency

  +6

  AuroraAWSFlash saleInventoryRedisWaiting room

  Worked design

  Practice

Each design brings together the brief, practice, examples and discussion.