theloop
CompaniesRoundsQuestionsSearchProgress
theloop

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

View source

Browse

CompaniesSearchAll rounds

Rounds

Online AssessmentDSA / CodingMachine CodingLow-Level Design

Contribute

Share an interviewReport an issueStar on GitHub

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

← Ola

Mid Full-stack at Ola

Full-stackMidRejected◆ Commonly asked· 2024

Mid fullstack interview. 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.

  • Find median from data stream.
    MidHard◆ Commonly asked
    #heap#design
    PracticeLeetCode↗GeeksforGeeks↗
  • Number of islands in a 2D grid.
    MidMedium◆ Commonly asked
    #bfs#dfs#grid
    PracticeLeetCode↗GeeksforGeeks↗
  • Implement a trie (prefix tree).
    MidMedium◆ Commonly asked
    #trie
    PracticeLeetCode↗GeeksforGeeks↗
02

Round 02 · 2 questions

Machine Coding

Build a working component or service under time pressure.

  • Build a mini ORM query builder (select/where/join).
    MidHard◆ Commonly asked
    #parsing#sql
    PracticeGeeksforGeeks↗Search↗
  • Build an accessible tabs component with keyboard nav.
    MidMedium◆ Commonly asked
    #react#a11y
    PracticeGeeksforGeeks↗Search↗
03

Round 03 · 1 question

Low-Level Design

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

  • Design a chess game (pieces, moves, board).
    MidHard◆ Commonly asked
    #oop
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 3 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • How do you retry without amplifying load?
    MidHard◆ Commonly asked
    #reliability
    PracticeGeeksforGeeks↗Search↗
  • Event delegation and how bubbling/capturing work.
    MidEasy◆ Commonly asked
    #dom
    PracticeGeeksforGeeks↗Search↗
  • Explain how Promises work and implement Promise.all.
    MidMedium◆ Commonly asked
    #javascript#async
    PracticeGeeksforGeeks↗Search↗
05

Round 05 · 2 questions

Behavioral / HR

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

  • Describe a disagreement on a code review and how it ended.
    Mid◆ Commonly asked
    #conflict#star
  • Tell me about receiving hard feedback and acting on it.
    Mid◆ Commonly asked
    #feedback#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.