Pending

Amazon Interview Experience

SDE1 New Grad

Leadership PrinciplesData StructuresAlgorithms

The interviewer presented a custom problem regarding server load balancing.

The candidate utilized a min-heap to track server loads efficiently.

The interviewer probed for more optimal solutions beyond the initial heap-based approach.

The candidate discussed a greedy alternative but was constrained by time to implement it.

Assign incoming partitions to servers with minimum current load.

HeapsGreedy

Leadership PrinciplesData StructuresLog Analysis

The problem required processing web logs to identify loyal customers based on visit frequency and product interaction diversity.

The solution required effective use of hash maps and sets to track unique product interactions across two days.

Leadership Principles

This round was dedicated exclusively to behavioral assessment.

The focus remained on evaluating the candidate's alignment with Amazon's Leadership Principles.

Object Oriented DesignLeadership Principles

The candidate was tasked with designing a log rate limiter with support for per-message and global throttling.

The interviewer identified a state-update bug where internal states were modified even when a message was rejected by a policy.

The candidate successfully refactored the logic to ensure state consistency across policies.

The design emphasized extensibility and adherence to the 'Ownership' principle.

Ensure state management logic is robust in OOD problems to avoid side effects when multiple policies are involved.
Prioritize clear communication of thought processes during technical rounds.

Focus on Amazon Leadership Principles as they are heavily integrated into every interview round.

The result for this interview is still pending.

SDE - 1 • 1-3 Years

SDE 1 (Backend Post Trade) • 1-3 Years