Evolent Health International Associate Software Engineer Interview Questions and Answers

Round duration - 60 Minutes
Round difficulty - Medium

First there was a preplacement talk of company and interview process. Soon online test was conducted around 10 AM in consisting of MCQs, and coding question. Platform was smooth enough.

Q1. 
Find the Longest Palindromic Substring
Given a string ‘S’ composed of lowercase English letters, your task is to identify the longest palindromic substring within ‘S’.
If there are multiple longest palin...read more
Ans. 
Find the longest palindromic substring in a given string, returning the rightmost one if multiple substrings are of the same length.
• Iterate through each character in the string and expand around it to check for palindromes

• Keep track of the longest palindromic substring found so far

• Return the rightmost longest palindromic substring
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Round duration - 45 Minutes
Round difficulty - Medium

The day after online test is done , Technical round was conducted at 9AM . Interview went well without distractions though it was online.

Q1. 
Merge Sort Problem Statement
You are given a sequence of numbers, ARR. Your task is to return a sorted sequence of ARR in non-descending order using the Merge Sort algorithm.
Explanation:
The Merge Sort...read more
Ans. 
Implement Merge Sort algorithm to sort a sequence of numbers in non-descending order.
• Divide the input array into two halves recursively until each array has only one element.

• Merge the sorted halves to produce a completely sorted array.

• Time complexity of Merge Sort is O(n log n).

• Example: Input: [3, 1, 4, 1, 5], Output: [1, 1, 3, 4, 5]
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Q2. Given three tables and their attributes, how would you find the names of employees whose balance is less than 200?
Ans. 
Join tables on employee ID, filter by balance less than 200, select employee names.
• Join tables on employee ID attribute

• Filter rows where balance is less than 200

• Select employee names from the result
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Round duration - 45 Minutes
Round difficulty - Medium

Round duration - 35 Minutes
Round difficulty - Medium

Q1. Oops concepts and coding questions
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Q1. What is your expected salary and HR related
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Basic questions on core subject

One coding question with 5 marks

Q1. Self intro brief discussion on projects questions related to projects core subject questions like digitial electronics basic python questions coding questions like palindrome
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Quant, verbal, logical

Q1. C,c++, string , array
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Q2. Duplicate remove
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Q3. Print 1st 10 prime number
Ans. 
Print the first 10 prime numbers
• Start with 2 as the first prime number

• Use a loop to check for prime numbers

• Keep track of the count of prime numbers found
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Q1. Personal question
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Q2. Situation you had faced during projects
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The codes should be done in C language.

Q1. Write a program to reverse the array in C
Ans. 
Program to reverse an array of strings in C
• Declare an array of strings

• Use a loop to swap elements from start to end

• Print the reversed array
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Q2. Write a program to reverse the string in C
Ans. 
Program to reverse a string in C
• Use a loop to iterate through the characters of the string

• Swap the characters from start to end of the string

• Continue swapping until reaching the middle of the string
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Q1. Where do you see yourself after 5 years?
Ans. 
In 5 years, I see myself as a senior software engineer leading a team of developers on innovative projects.
• Advancing to a senior software engineer role

• Leading a team of developers on projects

• Working on innovative and challenging projects

• Continuing to learn and grow in the field
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Q2. How do you able to manage the work if project deadline is near and still the work is pending?
Ans. 
I prioritize tasks based on importance and urgency, communicate with team members for support, and work efficiently to meet deadlines.
• Prioritize tasks based on importance and urgency

• Communicate with team members for support

• Work efficiently to meet deadlines
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Questions were easy to moderate level from leetcode

Q1. I didn't get selected, but if you clear the 1st round coding and aptitude aswell then you will be allowed to this round, some 25 to 30 were selected and 6 were given offer letter.focus on coding aswell as ...read more
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