'Coding has over 700 languages', '67% of programming jobs aren’t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
Ola interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Ola
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3 rounds | 4 Coding problems
Interview preparation journey
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Preparation
Duration: 3 Months
Topics: Data Structures, OOPS, Algorithms, Dynamic Programming, Aptitude, Computer Netwroks and System Architecture
Tip
Tip

Tip 1 : Solve previously asked questions. It tells you about the level of questions that the company asks. Check glass-door reviews it will help you to know what kind of questions company ask
Tip 2 : Be real during the interview and don’t show off.
Tip 3 : Prepare for theory subjects like Object-Oriented Programming System, Database Management System, Computer networks, etc.

Application process
Where: Campus
Eligibility: Work Experience of 1+ years
Resume Tip
Resume tip

Tip 1 : Keep your resume simple with all work experience mentioned.
Tip 2 : Any unwanted information on the resume leaves a bad impact on the interviewer.
Tip 3 : You should be prepared to explain anything that’s written on your resume.
Tip 4 : Keep it of 1 page or 2 pages only

Interview rounds
01
Round
Medium
Video Call
Duration60 minutes
Interview date7 May 2021
Coding problem2

This was coding round and was conducted on Google meet with code link shared. Their were 2 interviewers that gave questions and later ran code on sample test cases.

1. Permutations of a String
Moderate
15m average time
85% success
0/80
Asked in companies
GoogleMakeMyTripDisney + Hotstar

You are given a string 'STR' consisting of lowercase English letters. Your task is to return all permutations of the given string in lexicographically increasing order.

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2. Find Kth row of Pascal's Triangle
Easy
15m average time
85% success
0/40
Asked in companies
GoogleOlaMAQ Software

You are given a non-negative integer 'K'. Your task is to find out the Kth row of Pascal’s Triangle.

In Ma...

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02
Round
Medium
Video Call
Duration90 minutes
Interview date11 May 2021
Coding problem1

This was a Machine Coding Round/LLD round followed by HLD round which was taken by Video Conferencing and Screen Sharing.

1. Technical Questions

Parse a json from a given URL and then return the count as per the queries.

Design API rate limiter system.


Discussed multiple rate limiting algorithms and how to create a system based upon it.

03
Round
Easy
HR Round
Duration60 minutes
Interview date19 May 2021
Coding problem1

This was the last round. This was HM round followed by the HR round.

1. Basic HR Questions

Explain the difference between group and team. Are you a team player? 

What is your ideal company or workplace?

Problem approach

Tip 1 : Don't put anything false on your resume as everything is asked in detail from it.
Tip 2 : Match the requirement of the company to your resume and profile. Try to match the requirement of the job opening to your resume and the profiles you are sharing with the recruiter.

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