Pre-order traversal of a tree, volatile keyword and happen-before relationship, TreeMap implementation, smallest non-repeating sub-array.
Software Engineer Principal Interview Questions
2,049 software engineer principal interview questions shared by candidates
Design an object-oriented hierarchy for the animal kingdom.
Write the code or pseudo code for a LRU cache.
Given some files with size and collection, design a file system that generates a summary like the total size per collection for top k collections. https://leetcode.com/discuss/interview-question/1508471/code-design-file-processing-scenario
Q: You need to build a Jira board. Describe your approach, edge-cases, etc. Q: How do you deal with the Tech Debt?
coding: Observe an online snake game, figure out how it works, write a working interface for your own snake game.
Check the LeetCode, filter by Atlassian.. just practice those.. Question will be from that only.. nothing new.. it was a hash map problem.
Take a stream of 'upvotes' and 'downvotes' on particular pieces of 'content', and then return the ID of the most 'upvoted' piece of content
Standard coding questions from their limited set of problems, Design Tagging system
How to code a median filter without actually telling you it's a median filter... for real. They were trying to be purposefully tricky about it by doing a poor job of explaining it without naming it.
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