Some good reading

Howard Marks Memos (OakTree Capital)
Warren Buffett Letters
Jeff Bezos Letters

Tell Me About Yourself - A Good Answer to This Interview Question

Twitter Scalability

https://www.infoq.com/presentations/Twitter-Timeline-Scalability
https://www.quora.com/How-do-I-prepare-to-answer-design-questions-in-a-technical-interview

Zig Ziglar - Evaluate Where You Are

Practice This

https://www.geeksforgeeks.org/must-do-coding-questions-for-companies-like-amazon-microsoft-adobe/#arrays

AWS re:Invent 2014: From Zero to NoSQL Hero - Amazon DynamoDB Tutorial (...

System Design: Messenger service like Whatsapp or WeChat - Interview Que...

Multi Tenant Architecture Example

WingTip App