TCS
Large multinational IT services and consulting enterprise based in India.
3 Rounds
~14 Days
Medium
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
•
Coding
•
medium
Write a program to find the longest substring without repeating characters.
#Strings
#Sliding Window
#Hash Map
Full Stack Engineer
•
Coding
•
easy
Given an array of integers, write a function to move all zeros to the end while maintaining the relative order of the non-zero elements.
#Arrays
#Two Pointers
Full Stack Engineer
•
Coding
•
medium
Write a code to check if a given binary tree is a valid Binary Search Tree (BST).
#Trees
#Recursion
#DFS
Full Stack Engineer
•
Coding
•
easy
Write a function to reverse a linked list. Follow up: Can you do it recursively?
#Linked Lists
#Pointers
#Recursion
Full Stack Engineer
•
Coding
•
easy
Given two strings, write a method to determine if they are valid anagrams of each other. Optimize for time and space complexity.
#Strings
#Hash Map
#Sorting
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.