The System Design PrimerLearn how to design large-scale systems

A bilingual English and Vietnamese edition of Donne Martin's guide, split into pages you can search and navigate.

System design topics

Scalability, consistency, DNS, CDN, load balancers, databases, caching, asynchronism and communication, with trade-offs for each.

Worked solutions

Eight system design exercises from Pastebin to Twitter, plus six object-oriented design exercises with code.

Interview preparation

How to approach a question, what to study for your timeline, and the numbers worth remembering.

About this edition

This is an unofficial edition, not affiliated with the author. The content comes from donnemartin/system-design-primer by Donne Martin under CC BY 4.0. The single README was split into separate pages and a Vietnamese translation was added.