Amazon Software Development Engineer (SDE) interview questions

1st round - OA - two medium dsa questions 2nd round- technical interview - DSA ( 2 Dsa questions) + 2 LP questions 3rd round - System Design Round - system design question + 2 LP 4th round - LLD - 1 lld question + 2LP

Total of 3 rounds each 1 hour: 1. Questions based on my past experiences and projects focused on Amazon Leadership Principles. 2. DSA round: Question where I had to make a class to store the data to efficiently operate on it. Had to use maps and sets to get to the solution. 3. Started with a easy LLD question. Followed up with how to make it thread safe. Second half was LP questions.