I applied online. The process took 1 week. I interviewed at TikTok
Interview
2 technical rounds.
First round: describe projects and then 2 leetcode mediums (Apparently, they only ask one, but I solved the first too quickly).
Second Round: Asked about projects in detail again, and then made to code 1D/2D Convolution.
Interview questions [1]
Question 1
Q. Given string, find its longest substring with no repeated characters.