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Google Interview Questions

Google's interview process is known for its focus on algorithmic thinking, system design, and problem-solving skills. Questions often involve data structures, algorithms, and scalable system architecture.

150+
Questions
150,000+
Employees
1998
Founded
$200K - $350K
Avg Salary

Google Interview Process

1

Step 1

Initial Phone/Video Screen (45-60 min)

2

Step 2

Technical Phone Interview (45 min)

3

Step 3

Onsite Interviews (4-5 rounds, 45 min each)

4

Step 4

Hiring Committee Review

5

Step 5

Final Executive Review

Question Categories at Google

Arrays & Strings

35 questionsEasy to Hard
Practice Now

Dynamic Programming

28 questionsMedium to Hard
Practice Now

Trees & Graphs

32 questionsMedium to Hard
Practice Now

System Design

20 questionsHard
Practice Now

Math & Logic

15 questionsEasy to Medium
Practice Now

Recursion & Backtracking

20 questionsMedium to Hard
Practice Now

Sample Google Interview Questions

Two Sum Problem

Easy

Given an array of integers and a target sum, find two numbers that add up to the target.

ArrayHash Table
View Solution

Binary Tree Maximum Path Sum

Hard

Find the maximum path sum in a binary tree where the path can start and end at any node.

TreeDynamic ProgrammingRecursion
View Solution

Design URL Shortener

Hard

Design a URL shortening service like bit.ly with scalability considerations.

System DesignDatabaseScalability
View Solution

Word Ladder

Medium

Transform one word into another by changing one letter at a time, using valid dictionary words.

GraphBFSString
View Solution

Tips for Google Interviews

Preparation Tips

  • Practice algorithmic problem-solving daily
  • Focus on optimizing time and space complexity
  • Be prepared to explain your thought process clearly
  • Study system design patterns and scalability concepts
  • Practice coding on a whiteboard or shared document

Company Culture

Core Values

Focus on user, Democracy in problem solving, Don't be evil

Work Life

Flexible work arrangements, great benefits, innovative projects

Growth

Continuous learning, internal mobility, cutting-edge technology

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