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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.

MIT · © 2026

← Cruise

Staff+ Backend at Cruise

BackendStaff+Offer◆ Commonly asked· 2024

A staff backend loop. Pragmatic questions — more real-world than pure puzzles.

The loop · 5 rounds

01

Round 01 · 3 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Unique paths.
    Staff+Medium◆ Commonly asked
    #dp#grid
    PracticeLeetCode↗GeeksforGeeks↗
  • House robber II.
    Staff+Medium◆ Commonly asked
    #dp
    PracticeLeetCode↗GeeksforGeeks↗
  • Lowest common ancestor of a binary tree.
    Staff+Medium◆ Commonly asked
    #tree
    PracticeLeetCode↗GeeksforGeeks↗
02

Round 02 · 1 question

Low-Level Design

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

  • Design a logging library with levels and sinks.
    Staff+Medium◆ Commonly asked
    #oop
    PracticeGeeksforGeeks↗Search↗
03

Round 03 · 2 questions

System Design

High-level architecture of a large-scale system.

  • Design a rate limiter for a public API.
    Staff+Medium◆ Commonly asked
    #token-bucket#redis
    PracticeGeeksforGeeks↗Search↗
  • Design a ticket booking system (inventory + concurrency).
    Staff+Hard◆ Commonly asked
    #concurrency#transactions
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 1 question

Hiring Manager

Scope, ownership, and role-fit discussion with the manager.

  • How do you evaluate and adopt a new technology?
    Staff+◆ Commonly asked
    #judgment
05

Round 05 · 2 questions

Behavioral / HR

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

  • Describe handling a tight deadline with competing priorities.
    Staff+◆ Commonly asked
    #prioritization#star
  • Describe a disagreement on a code review and how it ended.
    Staff+◆ Commonly asked
    #conflict#star

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