I was given a coding challenge by the university recruiter. The 1st question was really easy, but 2nd one was a graph/tree question that was really hard. blah blah blah
I applied online. I interviewed at Amazon in Oct 2019
Interview
A couple of days after submitting my application, they asked me to take an assessment test which was composed of three sections: debugging, non-coding relative logic questions, two coding challenges.
Interview questions [1]
Question 1
They asked Longest Palindromic Substring and Rotting Oranges.
I applied through other source. The process took 2 months. I interviewed at Amazon
Interview
three rounds OA and one VO. OA1 contains 7 debug problems. OA2 contains 2 algorithm problems. OA3 contains work simulation and logical problems. It is not difficult and you can find some helperful tutorials on Youtube and Leetcode.