Design a rate limiter

How do you handle conflicting priorities?

Design an e-commerce checkout flow

Design a file system with mkdir, ls, addContentToFile

Describe a situation where you improved a process

Tell me about a time you had to make a decision with incomplete data

Design a file storage system like Dropbox

Tell me about a time you had to make a decision with incomplete data

Design a search autocomplete system

Serialize and deserialize a binary tree