Coinbase interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Coinbase
3 rounds | 5 Coding
problems
Rejected
Interview preparation journey
Journey
I was not exceptionally good at coding at the start then I solved more than 400+ questions on code studio. Now I can crack most of the interviews I give.
Application story
Company organize a nation wide test for the selection i have applied on the company website for the same
Why selected/rejected for the role?
I was rejected because i do not have good projects in my resume and do not have that much good knowledge of the Data structure and Algorithm.
Preparation
Duration: 3 months
Topics: Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Application process
Where: Campus
Eligibility: No criteria
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more
Interview rounds
01
Round
Medium
Video Call
Duration60 minutes
Interview date5 Jan 2023
Coding problem2
1. Find All Triplets With Zero Sum
Moderate
30m average time
50% success
0/80
Asked in companies
You are given an array Arr consisting of n integers, you need to find all the distinct triplets present in the array which adds up to zero.
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2. Generate all binary strings from pattern
Moderate
10m average time
90% success
0/80
Asked in companies
You're given a string 'STR' containing ‘0’, ‘1’ and ‘?’ special characters. Your task is to generate all the strings that are possible by replacing the special character ‘?’, with eithe...
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02
Round
Medium
Video Call
Duration60 minutes
Interview date5 Jan 2023
Coding problem2
1. Sum root to leaf
Easy
10m average time
90% success
0/40
Asked in companies
You are given an arbitrary binary tree consisting of N nodes where each node is associated with a certain integer value from 1 to 9. Consider each root to leaf path as a number.
For exampl...
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2. The Celebrity Problem
Moderate
30m average time
60% success
0/80
Asked in companies
There are ‘N’ people at a party. Each person has been assigned a unique id between 0 to 'N' - 1(both inclusive). A celebrity is a person who is known to everyone but does not know anyone at t...
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03
Round
Easy
HR Round
Duration30 minutes
Interview date6 Jan 2023
Coding problem1
1. Basic HR Questions
What are your strengths and weaknesses?
Tell me about yourself.
Why should we hire you?
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
What is the result of 4 % 2?
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