PwC
PricewaterhouseCoopers, a multinational professional services network.
4 Rounds
~21 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
Backend Engineer
•
Coding
•
easy
Given an array of integers, return indices of the two numbers such that they add up to a specific target.
#Arrays
#Hash Map
Backend Engineer
•
Coding
•
easy
Write a function to check if a given string containing brackets is valid (properly closed and nested).
#Strings
#Stack
Backend Engineer
•
Coding
•
medium
Given a list of intervals, merge all overlapping intervals.
#Arrays
#Sorting
Backend Engineer
•
Coding
•
medium
Given a string, find the length of the longest substring without repeating characters.
#Strings
#Sliding Window
#Hash Map
Backend Engineer
•
Coding
•
medium
Given an array of strings, group the anagrams together.
#Strings
#Hash Map
#Sorting
Backend Engineer
•
Coding
•
medium
Find the lowest common ancestor of two nodes in a binary search tree.
#Trees
#Binary Search Tree
#Recursion
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.