Recently, I had the opportunity to interview with Amazon for an SDE-2 position. Initially, I was contacted for an SDE-3 role, but after an initial screening with the Hiring Manager, the HR team proceeded with SDE-2.

Background: Senior Software Engineer
Experience: 5.5 years

Note: Every round started with a quick introduction.

Phone Screen
Interviewer: Senior SDE
Questions: Two Leetcode medium-hard problems (Top 50 Amazon-tagged)

1. https://leetcode.com/problems/word-break/description/
2. https://leetcode.com/problems/word-break-ii/description/

Self-feedback: Went really well

HR reached out the very next day, requesting slots for four onsite rounds to be completed within 2-3 days.

Onsite Rounds

Round 1
Interviewer: SDE-2

Questions:
One hard DSA problem (Top 100 Amazon-tagged)
A follow-up question on the same problem, only approach no code needed

1. https://leetcode.com/problems/bus-routes/description/
2. Follow up I do not find on leetcode, but it was just the addition of cost alongside bus route, can be solved with Dijkstra's algo.

Two Leadership Principles (LP) questions
Self-feedback: Went really well

Round 2
Interviewer: Senior SDE

Questions:
One medium DSA problem (not found on Leetcode) – could be solved using Greedy

1. Found little closest problem on gfg with title minimize the heights second part

One standard LLD problem (Amazon asks this frequently; easily found in resources)

1. Amazon Locker

No LP questions in this round
Self-feedback: DSA -> Went really well, LLD -> Went well from my perspective

Round 3
Interviewer: SDM

Questions:
One hard HLD problem (not straightforward, had never heard of it before)

1. Related to metrics and distributed tracing but was putted in vauge way

Two LP questions at the end
Self-feedback: Managed to answer all follow-up questions. I feel I did well, but the final decision likely depends on the SDM

Round 4
Interviewer: SDE-2

Questions:
One medium DSA problem (famous design problem on Leetcode)

1. https://leetcode.com/problems/lru-cache/description/

Two LP questions at the end
Self-feedback: Went really well

Now, Waiting for feedback. How are my chances of converting this?

A huge thanks to the Leetcode community!