I applied through university. The process took 1 day. I interviewed at Amazon in Jul 2016
Interview
Amazon came to our campus for recruitment this July.
First round was online test for about 1hr. The questions were damn easy. It was like cake walk.
Second round, we had paper coding. Questions were asked from data structures.
Then we had 2 Technical face-to-face interview and 1 HR round.
Interview questions [1]
Question 1
Second round, paper coding questions were...
1. Find the common leaf node that is common for two binary tree.
2. Given a 2D array of 1's and 0's convert all the cells of row and column into 1's whose particular cell is 1.
Technical round:
Optimize the solution provided in the second round.
Questions from almost all data structures like stack, queues, trees, trie, sorting, searching etc,
Interviewed for silicon team. Have only been asked about the domain specific knowledge in 1st round and system design in 2nd round and C coding in 3rd round.
The interviews were 50 mins each.
First round with hr screening - 2 leetcode questions then hr manager screening then the loop which consists of 4 interviews each an hour long. The 4 interview questions they asked where three medium leetcode questions. And one system design interview question about how to shadow deploy a test software to millions of users.
Recruiter reaches out after applying through Amazon careers, no referral. Had an initial OA, then after a month had four rounds in two days - three coding one system design. Each round had 30 min behavioral and 30 min coding.
Interview questions [1]
Question 1
Questions were mainly hashmap, sliding window and interval related.