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
Full Stack Engineer
•
System Design
•
hard
Machine Coding: Design and implement a Snake and Ladder game. The game should support multiple players, a board of size 100, and configurable snakes and ladders. The code must be modular, extensible, and strictly follow Object-Oriented principles.
#Machine Coding
#LLD
#OOD
Full Stack Engineer
•
System Design
•
hard
Machine Coding: Design a Ride-Sharing application like Uber/Ola. It should support rider matching, driver availability toggling, and fare calculation based on distance and time. Handle concurrency if two riders request the same driver.
#Machine Coding
#LLD
#Concurrency
Full Stack Engineer
•
System Design
•
hard
Design the backend architecture for Flipkart's Big Billion Days flash sale. You need to handle 10 million concurrent users trying to buy 100,000 units of a specific smartphone within a 5-minute window.
#HLD
#Scalability
#Caching
#Queueing
Full Stack Engineer
•
System Design
•
hard
Design Flipkart's inventory management system. How do you ensure that an item isn't oversold when multiple users have it in their cart and are checking out simultaneously?
#HLD
#Databases
#Concurrency
#Transactions
Full Stack Engineer
•
System Design
•
medium
Design a real-time order tracking and notification system. Users should receive push notifications and SMS when their order status changes (e.g., Packed, Shipped, Out for Delivery).
#HLD
#Kafka
#WebSockets
#Microservices
Full Stack Engineer
•
System Design
•
medium
Design a distributed Shopping Cart system for Flipkart. The cart must be highly available, sync across multiple devices for a logged-in user, and persist even if the user doesn't check out for months.
#HLD
#Caching
#NoSQL
Full Stack Engineer
•
System Design
•
medium
Design a Parking Lot system. It should support multiple floors, different vehicle types (motorcycle, car, bus), and dynamic pricing based on the duration of the stay.
#LLD
#OOD
#Design Patterns
Full Stack Engineer
•
System Design
•
medium
Design a Rate Limiter for Flipkart's public-facing APIs to prevent abuse. It should support different limits per user tier (Guest, Standard, Plus Member).
#HLD
#API Gateway
#Algorithms
Full Stack Engineer
•
System Design
•
hard
Design a distributed product search system for Flipkart. Users should be able to search by keywords, filter by categories/price, and sort by relevance or price. The catalog has over 100 million products.
#HLD
#Search
#Elasticsearch
#Data Pipelines
Full Stack Engineer
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System Design
•
hard
Design the checkout and payment gateway integration system. How do you handle scenarios where the payment gateway deducts the money but Flipkart's webhook fails to receive the success response?
#HLD
#Payments
#Idempotency
#Reconciliation
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.