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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

← Juspay

Mid Frontend at Juspay

FrontendMidRejected◆ Commonly asked· 2023

5-round mid frontend process. Balanced across coding, design, and collaboration.

The loop · 5 rounds

01

Round 01 · 3 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Longest consecutive sequence.
    MidMedium◆ Commonly asked
    #hashmap#array
    PracticeLeetCode↗GeeksforGeeks↗
  • Top K frequent elements.
    MidMedium◆ Commonly asked
    #heap#hashmap
    PracticeLeetCode↗GeeksforGeeks↗
  • Pacific Atlantic water flow.
    MidMedium◆ Commonly asked
    #dfs#grid
    PracticeLeetCode↗GeeksforGeeks↗
02

Round 02 · 2 questions

Machine Coding

Build a working component or service under time pressure.

  • Build a nested checkbox tree with indeterminate state.
    MidHard◆ Commonly asked
    #react#recursion
    PracticeGeeksforGeeks↗Search↗
  • Build a color-picker with hex/rgb sync.
    MidMedium◆ Commonly asked
    #react#ui
    PracticeGeeksforGeeks↗Search↗
03

Round 03 · 1 question

Low-Level Design

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

  • Design a keyboard-shortcut registry.
    MidMedium◆ Commonly asked
    #oop
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 3 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • Explain how Promises work and implement Promise.all.
    MidMedium◆ Commonly asked
    #javascript#async
    PracticeGeeksforGeeks↗Search↗
  • localStorage vs sessionStorage vs cookies — when to use each?
    MidEasy◆ Commonly asked
    #browser
    PracticeGeeksforGeeks↗Search↗
  • Difference between controlled and uncontrolled inputs.
    MidEasy◆ Commonly asked
    #react#forms
    PracticeGeeksforGeeks↗Search↗
05

Round 05 · 2 questions

Behavioral / HR

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

  • How do you handle being blocked for several days?
    Mid◆ Commonly asked
    #ownership#star
  • Describe a time you improved a process or tool for your team.
    Mid◆ Commonly asked
    #ownership#star

Practice each round across every company

  • DSA / Coding
  • Machine Coding
  • Low-Level Design
  • 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.