I had four rounds of interviews. The first round was a coding round where I was asked a leetcode hard problem, the second round was a low-level system design round which was pretty easy. The third round was a high-level system design round and finally a behavioral round with the hiring manager.
1. Find duplicate element in array. 2. Two sum problem 3. Sort a 1 GB file having all the integers, you don't have memory to store that data.
Why do you want to work for Tiktok?
Describe a challenge u once had and how u overcame it.
Sliding window leetcode hard problem
Sorting and heap LC medium
Leetcode, System Design, Computer Science Fundementals
How have you handled changing requirements/approaching deadlines?
What was the most challenging aspect of one of your projects?
Explain about thread and process
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