系统设计（System Design）
- 系统设计面试题精选
https://soulmachine.gitbooks.io/system-design/content/cn/
- 系统设计入门(system-design-primer)
https://github.com/donnemartin/system-design-primer/blob/master/README-zh-Hans.md
- Anatomy of a System Design Interview
https://hackernoon.com/anatomy-of-a-system-design-interview-4cb57d75a53f
基础算法：
- 数据结构与算法的一些实现与心得: http://www.dreamxu.com/books/dsa/index.html
- 编程之法：面试和算法心得: https://www.gitbook.com/book/wizardforcel/the-art-of-programming-by-july/details
- 算法问题: https://github.com/qiwsir/algorithm