100+ real interview questions asked at Flipkart for SDE-1, SDE-2, and SDE-3 roles. Includes DSA, machine coding, system design, and behavioral questions.
20+
DSA Questions
6
Machine Coding
6
System Design
8
HR Questions
Data structures and algorithm questions commonly asked in Flipkart technical rounds
Find the median of two sorted arrays
LRU Cache implementation
Trapping Rain Water
Clone a graph
Merge K sorted lists
Word Break Problem
Find all anagrams in a string
Serialize and Deserialize Binary Tree
Maximum sum subarray (Kadane's Algorithm)
Number of islands
Longest increasing subsequence
Course schedule (topological sort)
Implement Min Stack
Next greater element
Longest Palindromic Substring
Find minimum in rotated sorted array
Two Sum with sorted array
Valid parentheses
Binary Tree Level Order Traversal
Design Twitter
Low-level design problems where you build a working system in 90-120 minutes
Design a parking lot with multiple floors, different vehicle types, and payment system.
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Build a system to split expenses among friends with equal, exact, and percentage splits.
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Implement snake and ladder game with configurable board, multiple players, and dice.
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Design a unix-like file system with files, directories, and basic operations.
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Design multi-elevator system for a building with optimal scheduling.
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Build a calendar system to book/cancel meetings and find available slots.
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High-level design questions for SDE-2 and above roles
Design the product search system handling millions of products and queries.
Design order lifecycle from cart to delivery with inventory management.
Real-time inventory management across warehouses with consistency guarantees.
Product recommendation system using collaborative filtering and ML.
Handle 10x traffic surge during Big Billion Days with fair distribution.
Design payment processing with multiple providers and retry mechanisms.
Questions asked in hiring manager and HR rounds
Structured roadmap to crack Flipkart interviews
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