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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

← Databricks

New Grad / Junior Frontend at Databricks

FrontendNew Grad / JuniorRejected◆ Commonly asked· 2023

A junior frontend loop. Fundamentals mattered as much as getting to an answer.

The loop · 5 rounds

01

Round 01 · 1 question

Online Assessment

Timed online coding / aptitude screen, usually the first filter.

  • Validate an IP address (IPv4 / IPv6).
    New Grad / JuniorMedium◆ Commonly asked
    #string#parsing
    PracticeGeeksforGeeks↗Search↗
02

Round 02 · 3 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Diameter of a binary tree.
    New Grad / JuniorEasy◆ Commonly asked
    #tree#dfs
    PracticeLeetCode↗GeeksforGeeks↗
  • Meeting rooms II — minimum rooms required.
    New Grad / JuniorMedium◆ Commonly asked
    #heap#intervals
    PracticeLeetCode↗GeeksforGeeks↗
  • Two Sum — return indices of numbers adding to a target.
    New Grad / JuniorEasy◆ Commonly asked
    #array#hashmap
    PracticeLeetCode↗GeeksforGeeks↗
03

Round 03 · 2 questions

Machine Coding

Build a working component or service under time pressure.

  • Build a "polling" progress UI that updates from an API.
    New Grad / JuniorMedium◆ Commonly asked
    #react#async
    PracticeGeeksforGeeks↗Search↗
  • Build a countdown timer with pause and resume.
    New Grad / JuniorEasy◆ Commonly asked
    #react#state
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 3 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • Explain server components vs client components.
    New Grad / JuniorHard◆ Commonly asked
    #react#ssr
    PracticeGeeksforGeeks↗Search↗
  • Explain WeakMap/WeakSet and when to use them.
    New Grad / JuniorMedium◆ Commonly asked
    #javascript
    PracticeGeeksforGeeks↗Search↗
  • How do CSS specificity and the cascade resolve conflicts?
    New Grad / JuniorMedium◆ Commonly asked
    #css
    PracticeGeeksforGeeks↗Search↗
05

Round 05 · 2 questions

Behavioral / HR

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

  • Tell me about a time you failed and what you learned.
    New Grad / Junior◆ Commonly asked
    #growth#star
  • Describe a time you disagreed with a teammate. How did it resolve?
    New Grad / Junior◆ Commonly asked
    #conflict#star

Practice each round across every company

  • Online Assessment
  • DSA / Coding
  • Machine Coding
  • Tech Deep-Dive
  • 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.