Introduction
Motivation
Learn how to design large-scale systems.
Prep for the system design interview.
Learn how to design large-scale systems
Learning how to design scalable systems will help you become a better engineer.
System design is a broad topic. There are a vast number of resources scattered throughout the web on system design principles.
This repo is an organized collection of resources to help you learn how to build systems at scale.
Learn from the open source community
This is a continually updated, open source project.
Contributions are welcome!
Prep for the system design interview
In addition to coding interviews, system design is a required component of the technical interview process at many tech companies.
Practice common system design interview questions and compare your results with sample solutions: discussions, code, and diagrams.
Additional topics for interview prep:
- Study guide
- How to approach a system design interview question
- System design interview questions, with solutions
- Object-oriented design interview questions, with solutions
- Additional system design interview questions
Anki flashcards

The provided Anki flashcard decks use spaced repetition to help you retain key system design concepts.
Great for use while on-the-go.
Coding Resource: Interactive Coding Challenges
Looking for resources to help you prep for the Coding Interview?

Check out the sister repo Interactive Coding Challenges, which contains an additional Anki deck:
Contributing
Learn from the community.
Feel free to submit pull requests to help:
- Fix errors
- Improve sections
- Add new sections
- Translate
Content that needs some polishing is placed under development.
Review the Contributing Guidelines.