Flipkart
Indian e-commerce giant tackling massive supply chain and scale problems.
4 Rounds
~18 Days
Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Backend Engineer
•
Coding
•
hard
Machine Coding: Design a Ride-Sharing Application (like Uber/Ola) with features to register riders/drivers, request a ride, match the nearest driver, and calculate the fare.
#Object Oriented Design
#Algorithms
#Low Level Design
Backend Engineer
•
Coding
•
hard
Machine Coding: Design an in-memory Inventory Management System. It should support adding products, updating quantities, and processing concurrent orders without overselling. The code must be executable.
#Object Oriented Design
#Concurrency
#In-memory Data Structures
Backend Engineer
•
Coding
•
hard
Machine Coding: Design an E-commerce Cart and Promotion Engine. Apply different types of coupons (e.g., 10% off on category X, BOGO) and calculate the final cart value.
#Design Patterns
#Rules Engine
#Low Level Design
Backend Engineer
•
Coding
•
hard
Machine Coding: Design a Splitwise-like expense sharing application. Support equal, exact, and percentage-based splits, and implement a feature to simplify debts.
#Graph Algorithms
#Low Level Design
#Math
Backend Engineer
•
Coding
•
medium
Machine Coding: Design a Task Management System (like Jira). Users should be able to create tasks, assign them, change statuses, and search tasks by tags or assignees.
#Low Level Design
#Search
#State Machines
Frontend Engineer
•
Coding
•
medium
Build a progress bar component that can queue multiple progress requests. If 3 requests are made, the bar should fill up 3 times sequentially.
#Asynchronous JavaScript
#Queue
#CSS Animations
Frontend Engineer
•
Coding
•
medium
Build a File Explorer (Tree View) component. It should take a nested JSON object representing files and folders, and allow expanding/collapsing folders.
#React
#Recursion
#State Management
Frontend Engineer
•
Coding
•
medium
Implement a Star Rating widget. It should support hovering to highlight stars, clicking to set the rating, and support half-stars.
#DOM Events
#CSS
#Math
Frontend Engineer
•
Coding
•
medium
Build a custom Carousel/Slider from scratch using React. It should support auto-play, pause on hover, and infinite looping.
#React
#CSS Transitions
#Timers
Frontend Engineer
•
Coding
•
hard
Build a nested comment system similar to Reddit or Flipkart's Q&A section. It should support N-level deep replies, adding a new comment, editing, and deleting a comment.
#React
#State Management
#Recursion
#DOM Manipulation
Frontend Engineer
•
Coding
•
medium
Implement an autocomplete search bar for an e-commerce site. It should fetch results from a mock API, implement debouncing, cache previous search queries, and handle keyboard navigation (up/down arrows).
#JavaScript
#Debouncing
#Caching
#Accessibility
Frontend Engineer
•
Coding
•
medium
Build a multi-step checkout form for Flipkart. Include cart summary, address selection, and payment options. State must be preserved if the user navigates back and forth.
#React
#Forms
#State Management
#Validation
Frontend Engineer
•
Coding
•
medium
Create an infinite scrolling image gallery. Images should lazy-load as they enter the viewport.
#Intersection Observer
#DOM Manipulation
#Performance
Software Engineer
•
Coding
•
hard
Design an in-memory Pub/Sub Message Queue system similar to Kafka. It should support multiple topics, publisher/subscriber registration, and concurrent message consumption.
#Object-Oriented Design
#Concurrency
#Data Structures
Software Engineer
•
Coding
•
medium
Design a Task Planner / Project Management tool like Jira. Users should be able to create tasks, assign them, change statuses, and search tasks by tags or assignees.
#Data Modeling
#Search Optimization
Software Engineer
•
Coding
•
medium
Design a Parking Lot system. It should support multiple floors, different vehicle types (2-wheeler, 4-wheeler), and dynamic pricing strategies based on time and vehicle type.
#Low-Level Design
#Algorithms
Software Engineer
•
Coding
•
hard
Design a simplified version of Flipkart's SuperCoin reward system. Users earn coins on purchases and can redeem them. Rules for earning/redeeming change dynamically based on user tiers (Plus, Non-Plus).
#Design Patterns
#Business Logic Abstraction
Software Engineer
•
Coding
•
medium
Design a Snake and Ladder game. The board should have configurable sizes, multiple players, and customizable placements for snakes and ladders.
#Object-Oriented Design
#Extensibility
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.