Nineleaps interview experience Real time questions & tips from candidates to crack your interview
Data Engineer
Nineleaps
3 rounds | 3 Coding
problems
Selected Interview preparation journey
Journey
My journey started when I was in class 11th and took computer science as a subject. Due to that my interest in coding and development increased and I decided to pursue computer science for my graduation. After joining the college I started taking part in hackathons and various coding competitions hosted by Hackerrank, Hackerearth, etc.
Application story
I started preparing for my placements and found that Mindtree has posted a job listing on LinkedIn for Software Engineer that suits my interest. After that I was selected for the interviews which consisted of 3 rounds (2 technical and 1 HR round).
Why selected/rejected for the role?
I was selected as I had prepared for the interviews through various platforms like Codechef, Leetcode, and Codestudio. Also I had looked for the previous questions that has been asked for this role by the company.
Preparation
Duration: 2 months
Topics: Data structures, Object oriented programming concepts, SQL, java, python and front end technologies like html,css and js
Tip 1 : Practice coding everyday for atleast three hours
Tip 2 : revise theoretical concepts
Tip 3 : Build a good project and resume
Application process
Where: Campus
Eligibility: Above 7 CGPA
Tip 1 : A good project attracts interviewer so Build a good project
Tip 2 : Resume should be short and neat. and try to do certifications if possible
Interview rounds
01
Round
Medium
Online Coding Test
Duration60 mins
Interview date23 Feb 2022
Coding problem1
1. Find prime numbers
Easy
15m average time
80% success
0/40
Asked in companies
You are given a positive integer ‘N’. Your task is to print all prime numbers less than or equal to N.
Note: A prime number is a natural number that is divisible only by 1 and itself. Example - 2, 3, 17, etc.
You can assume that the value of N will always be greater than 1. So, the answer will always exist.
Problem approach
I applied Sieve of eratosthenes algorithm to find prime numbers.
02
Round
Medium
Video Call
Duration50 mins
Interview date25 Feb 2023
Coding problem1
1. DBMS Questions
What is Normalization and forms of normalization?
Difference among primary key, secondary key and foreign key.
Some SQL query.
Problem approach
Tip 1: Do practice for SQL queries.
Tip 2: Remember DBMS theories
03
Round
Easy
HR Round
Duration60 mins
Interview date26 Feb 2022
Coding problem1
1. Basic HR Questions
Introduce yourself .
Later briefly asked about my internship and what was my role and how I managed conflicts.
Asked why are you choosing Mindtree and what quality that Mindtree has that makes difference to you than other company.
Later asked whether i am okay with relocation.
At last he told me about himself and gave a brief introduction about company, role and salary and Asked whether a I have a pan car
Problem approach
Tip 1: Do a background research and state some of the facts like number of employee, CEO etc.
Tip 2: Tell about work culture in their company
Tip 3: research about their different ethics of features that make them stand out among other companies
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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