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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

← Wiz

Senior Full-stack at Wiz

Full-stackSeniorRejected◆ Commonly asked· 2025

6-round senior fullstack process. Balanced across coding, design, and collaboration.

The loop · 6 rounds

01

Round 01 · 3 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Jump game.
    SeniorMedium◆ Commonly asked
    #greedy#dp
    PracticeLeetCode↗GeeksforGeeks↗
  • Contains duplicate.
    SeniorEasy◆ Commonly asked
    #array#hashmap
    PracticeLeetCode↗GeeksforGeeks↗
  • Valid Parentheses — check balanced brackets.
    SeniorEasy◆ Commonly asked
    #stack#string
    PracticeLeetCode↗GeeksforGeeks↗
02

Round 02 · 2 questions

Machine Coding

Build a working component or service under time pressure.

  • Build a typeahead with in-flight request cancellation.
    SeniorMedium◆ Commonly asked
    #react#async
    PracticeGeeksforGeeks↗Search↗
  • Build a form builder that renders from a JSON schema.
    SeniorHard◆ Commonly asked
    #react#forms
    PracticeGeeksforGeeks↗Search↗
03

Round 03 · 2 questions

System Design

High-level architecture of a large-scale system.

  • Design a distributed unique ID generator.
    SeniorMedium◆ Commonly asked
    #snowflake#distributed
    PracticeGeeksforGeeks↗Search↗
  • Design a URL shortener like TinyURL.
    SeniorMedium◆ Commonly asked
    #hashing#cache#sharding
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 3 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • How does a load balancer choose a backend?
    SeniorMedium◆ Commonly asked
    #networking
    PracticeGeeksforGeeks↗Search↗
  • How do you design a schema for a multi-currency ledger?
    SeniorHard◆ Commonly asked
    #databases#money
    PracticeGeeksforGeeks↗Search↗
  • Explain how you handle concurrency / race conditions.
    SeniorHard◆ Commonly asked
    #concurrency
    PracticeGeeksforGeeks↗Search↗
05

Round 05 · 1 question

Hiring Manager

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

  • How do you give difficult feedback to a peer?
    Senior◆ Commonly asked
    #leadership
06

Round 06 · 2 questions

Behavioral / HR

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

  • Tell me about a time you disagreed and committed.
    Senior◆ Commonly asked
    #teamwork#star
  • How do you handle being blocked for several days?
    Senior◆ Commonly asked
    #ownership#star

Practice each round across every company

  • DSA / Coding
  • Machine Coding
  • System Design
  • Tech Deep-Dive
  • Hiring Manager
  • Behavioral / HR

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