All completed case studies should follow the same General system design interview structure structure (or the ML-specific structure: ‣).

A/B Experiment Platform, Netflix (2016)

Amazon's sales rank by category feature

AWS Lambda

Bourne-Again shell


Coding competition online judge 🚧

Continous build, integration, and deploy

Datadog 🚧

Data structures for a social network

Discord message storage (2017)

Distributed cache

Distributed message queue 🚧.


Facebook messenger 🚧

Food delivery location DB

gdb debugger


Garbage Collection system

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