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Interview questions from top companies, mapped to the exact round they show up in. Prep for what you will actually face.

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Online AssessmentDSA / CodingMachine CodingLow-Level Design

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The Loop aggregates publicly shared interview experiences and curated commonly-asked questions, each labeled with its source. Not affiliated with any company listed.

CC BY-NC 4.0 · © 2026

← AMD

Mid Backend at AMD

BackendMidRejected◆ Commonly asked· 2025

5-round mid backend process. Coding-heavy early, design and behavioral later.

The loop · 5 rounds

01

Round 01 · 3 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Minimum window substring.
    MidHard◆ Commonly asked
    #sliding-window#string
    PracticeLeetCode↗GeeksforGeeks↗
  • Construct binary tree from preorder and inorder traversal.
    MidMedium◆ Commonly asked
    #tree#recursion
    PracticeLeetCode↗GeeksforGeeks↗
  • Find minimum in rotated sorted array.
    MidMedium◆ Commonly asked
    #binary-search
    PracticeLeetCode↗GeeksforGeeks↗
02

Round 02 · 2 questions

Machine Coding

Build a working component or service under time pressure.

  • Parse and evaluate a simple expression/DSL.
    MidMedium◆ Commonly asked
    #parsing
    PracticeGeeksforGeeks↗Search↗
  • Implement a job queue with retries and backoff.
    MidHard◆ Commonly asked
    #queue#reliability
    PracticeGeeksforGeeks↗Search↗
03

Round 03 · 1 question

Low-Level Design

Object-oriented / low-level design of a focused module.

  • Design a hotel-reservation system core.
    MidMedium◆ Commonly asked
    #oop#concurrency
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 3 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • Explain eventual consistency with a real example.
    MidHard◆ Commonly asked
    #distributed
    PracticeGeeksforGeeks↗Search↗
  • What is backpressure and how do you handle it?
    MidHard◆ Commonly asked
    #streaming#reliability
    PracticeGeeksforGeeks↗Search↗
  • Difference between at-least-once and exactly-once delivery.
    MidHard◆ Commonly asked
    #messaging
    PracticeGeeksforGeeks↗Search↗
05

Round 05 · 2 questions

Behavioral / HR

Values, collaboration, and past-experience (STAR) questions.

  • Tell me about the hardest bug you have debugged.
    Mid◆ Commonly asked
    #debugging#star
  • Tell me about the most impactful project of your career.
    Mid◆ Commonly asked
    #impact#star

◆ This experience is composed from commonly reported questions for this role and level. Real, individually-shared interviews will be layered in over time.