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Optum360 Software Engineer Interview Questions and Answers

Updated 8 Dec 2021

Optum360 Software Engineer Interview Experiences

3 interviews found

I applied via Recruitment Consultant and was interviewed in May 2021. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. As Java developer with 1.5yr experience, I was questioned on first core java part polymorphism, inheritence , static keyword, Collection, java8 features.
  • Q2. Spring IOC container , spring dependency injection,
  • Q3. Sql join query.

Interview Preparation Tips

Interview preparation tips for other job seekers - Company with best interviewers, questions and answer are expected based on your experience. I would say Optum's interview are best interview I have ever had.

I applied via Campus Placement and was interviewed in Jun 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Related to data structures and dbms

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident go though subjects details before the interview.
Work on basics and fundamentals.

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I applied via Campus Placement and was interviewed in May 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Mainly from cv

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and be yourself

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed in Feb 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Questions related to efficient and optimized programming from front end technologies as well as back end

Interview Preparation Tips

Interview preparation tips for other job seekers - One should keep their basics clear and be conceptually strong. Try to explore new grounds as much as possible to write efficent and optimized programs whether it's front end or back end

Interview Questionnaire 

1 Question

  • Q1. Questions based on previous written test are asked. Most common being to optimize the solution further

Interview Preparation Tips

Round: Test
Experience: The quantitative section was tougher than usual. There were tricky questions from Trigonometry and Mensuration.
3 Coding Questions were asked. Any programming language including pseudo-code was allowed.
String Manipulation seemed to be a favorite topic
Tips: Go through formulas and shortcuts for the Quantitative Section
Duration: 120 minutes
Total Questions: 40

Round: Test
Experience: 3 Questions. 30 minutes for each. This test was at the company premises.
Tips: Try to have more than one approach figured out.
Duration: 90 minutes
Total Questions: 3

Round: Technical Interview
Experience: Nice and Interactive interview. Interview to test flexibility in approach.

General Tips: Try to communicate well with the Interviewer. Don't hesitate in asking for feedback and advice after the interview is over with.
Skills: Coding, Problem Solving
College Name: NIT BHOPAL

Interview Questionnaire 

17 Questions

  • Q1. Tell me about yourself?
  • Ans. 

    I am a software developer with experience in multiple programming languages and a passion for problem-solving.

    • Experienced in Java, C++, and Python

    • Strong knowledge of data structures and algorithms

    • Proficient in web development using HTML, CSS, and JavaScript

    • Familiar with agile development methodologies

    • Excellent problem-solving and analytical skills

  • Answered by AI
  • Q2. Define Automation framework?
  • Ans. 

    Automation framework is a set of guidelines, standards, and coding practices used to create automated test scripts.

    • It provides a structured way to develop and maintain automated tests

    • It includes tools, libraries, and reusable components

    • It helps in reducing the time and effort required for testing

    • Examples include Selenium, Appium, and Robot Framework

  • Answered by AI
  • Q3. Difference between High severity and low severity with example, what is important as QA point of view?
  • Ans. 

    High severity refers to critical defects that impact the core functionality of the software, while low severity refers to minor issues that have minimal impact on functionality.

    • High severity issues can cause the software to crash or result in data loss.

    • Low severity issues are cosmetic or minor usability problems.

    • From a QA point of view, high severity issues are more critical as they can significantly impact the user ex...

  • Answered by AI
  • Q4. There one form where username and password and remember-me field is given, write the test scenarios?
  • Q5. Around 5-6 more questions
  • Q6. Automation architecture?
  • Q7. Difference between class and interface?
  • Ans. 

    Class is a blueprint for creating objects while interface defines a contract for classes to implement.

    • A class can have attributes and methods while an interface only has method signatures.

    • A class can be instantiated while an interface cannot.

    • A class can only inherit from one class while it can implement multiple interfaces.

    • Example: Class - Animal, Interface - Flyable

    • Animal can have attributes like name, age, etc. and m...

  • Answered by AI
  • Q8. What is static keyword?
  • Ans. 

    Static keyword is used to declare a variable or method that belongs to the class rather than an instance of the class.

    • Static variables are shared among all instances of a class

    • Static methods can be called without creating an instance of the class

    • Static blocks are used to initialize static variables

    • Static keyword can also be used to create nested classes

    • Example: public static int count;

  • Answered by AI
  • Q9. What are the different access modifiers and what is there uses?
  • Ans. 

    Access modifiers control the visibility and accessibility of class members.

    • Public: accessible from anywhere

    • Private: accessible only within the class

    • Protected: accessible within the class and its subclasses

    • Default: accessible within the same package

    • Used to enforce encapsulation and prevent unauthorized access

  • Answered by AI
  • Q10. Difference between interface and abstract?
  • Ans. 

    Interface defines only method signatures while abstract class can have both method signatures and implementations.

    • An interface can be implemented by multiple classes while an abstract class can only be extended by one class.

    • An abstract class can have constructors while an interface cannot.

    • An abstract class can have instance variables while an interface cannot.

    • An abstract class can provide default implementations for so...

  • Answered by AI
  • Q11. Write a program for given login scenario using defined automation architecture?
  • Ans. 

    A program for login scenario using defined automation architecture.

    • Identify the elements on the login page such as username, password, and login button

    • Use automation tools like Selenium to interact with the elements and input data

    • Verify successful login by checking for expected elements on the landing page

    • Implement error handling for incorrect login credentials

    • Use a modular and scalable architecture for maintainability

  • Answered by AI
  • Q12. Take an array, store the numbers and print the numbers using arrayList?
  • Ans. 

    To store and print numbers from an array using arrayList.

    • Create an arrayList object

    • Loop through the array and add each element to the arrayList using add() method

    • Print the arrayList using toString() method

    • Example: int[] arr = {1, 2, 3}; ArrayList list = new ArrayList<>(); for(int num : arr) { list.add(num); } System.out.println(list.toString());

  • Answered by AI
  • Q13. Write test scenario for download functionality of a songs website?
  • Ans. 

    Test scenario for download functionality of a songs website

    • Verify that the download button is visible and clickable

    • Check that the downloaded file is in the correct format

    • Ensure that the downloaded file is not corrupted

    • Test the download speed for different file sizes

    • Verify that the download progress is displayed to the user

  • Answered by AI
  • Q14. Difference between cache and cookies?
  • Ans. 

    Cache stores data temporarily to reduce server load while cookies store user information for website personalization.

    • Cache stores frequently accessed data to reduce server load and improve website performance.

    • Cookies store user information such as login credentials, preferences, and shopping cart items.

    • Cache is temporary and can be cleared at any time, while cookies can have an expiration date.

    • Cache is stored on the us...

  • Answered by AI
  • Q15. Solve the aptitude questions(2 – 3), she wanted to see the approach?
  • Q16. Make a 3*3 cube where you need to fill the numbers using 1-9, rows, columns and diagonal sum should be equal to 15
  • Q17. One more puzzle

Interview Preparation Tips

Round: Test
Total Questions: 2

General Tips: Interview Experience was very good
Skills: Algorithm, data structure
College Name: na

Skills evaluated in this interview

Interview Questionnaire 

9 Questions

  • Q1. Input an array and then print the repeating characters?? Example: Input:1,3,23,11,44,3,23,2,3. Output:3,23
  • Ans. 

    The question asks to input an array and print the repeating characters.

    • Iterate through the array and store each element in a hash table or dictionary.

    • If an element already exists in the hash table, it is a repeating character.

    • Print all the repeating characters found.

  • Answered by AI
  • Q2. Input an array and prints the second minimum in an array?? Example Input:34,45,21,12,54,67,15 Output:15
  • Ans. 

    Program to find the second minimum in an array.

    • Sort the array and return the second element.

    • Initialize two variables to store minimum and second minimum values.

    • Loop through the array and update the variables accordingly.

  • Answered by AI
  • Q3. Find the longest palendrom in a string? Example Input: abfgerccdedccfgfer Output: ccdedcc
  • Ans. 

    To find the longest palindrome in a given string.

    • Iterate through the string and check for palindromes of odd and even lengths.

    • Keep track of the longest palindrome found so far.

    • Use two pointers to check if the substring is a palindrome.

    • If the substring is a palindrome and its length is greater than the current longest palindrome, update the longest palindrome.

  • Answered by AI
  • Q4. Input a number and then find the next higher number such that for both the number (inputted and the next higher number) in binary representation contains equal number os ones. Example: Input:3(000000000000...
  • Ans. 

    Find the next higher number with equal number of ones in binary representation.

    • Convert input number to binary

    • Count number of ones in binary representation

    • Increment input number until binary representation has equal number of ones

    • Convert incremented number to decimal

  • Answered by AI
  • Q5. An array contain 6 different numbers, only 1 number is repeated for 5 times. So now total 10 numbers in array, Find that duplicate number in 2 steps only?
  • Ans. 

    Find the duplicate number in an array of 10 numbers with only 2 steps.

    • Use a hash set to keep track of visited numbers.

    • Iterate through the array and check if the number is already in the set.

    • If it is, then it is the duplicate number.

    • If not, add it to the set.

    • At the end, the duplicate number will be found.

  • Answered by AI
  • Q6. Write a program to print elements of a linked list in reverse order by using same single linked list?
  • Ans. 

    Program to print elements of a linked list in reverse order using same single linked list

    • Traverse the linked list and push each element onto a stack

    • Pop elements from the stack and print them in reverse order

  • Answered by AI
  • Q7. Questions on improving complexity of questions given in coding round
  • Q8. Html tags & ct their no of occurance of each tag & also check whether it correct or not?
  • Ans. 

    To check the occurrence and correctness of HTML tags, we can use various tools and techniques.

    • One way is to use a browser's developer tools to inspect the HTML code and see the tags and their frequency.

    • Another way is to use an online HTML validator tool that checks for correct syntax and tag usage.

    • We can also use programming languages like Python to parse HTML and count the occurrence of each tag.

    • Regular expressions ca...

  • Answered by AI
  • Q9. Few questions were on database tables and sql queries?

Interview Preparation Tips

Skills: Algorithm, data structures
College Name: na

Skills evaluated in this interview

Interview Preparation Tips

Round: HR Interview
Experience: This interview is meant to check candidate's background and candidates's interest towards the company.

College Name: NIT BHOPAL

Interview Questionnaire 

6 Questions

  • Q1. INPUT : "HI MY NAME IS : ANIRUDDHA , CALL ME MAYBE :)" OUTPUT : "MAYBE ME CALL ANIRUDDHA IS NAME MY HI
  • Q2. Reverse a linked list (iterative AND Recursive)
  • Ans. 

    Reverse a linked list using iterative and recursive methods.

    • Iterative method involves traversing the list and changing the pointers to reverse the order.

    • Recursive method involves calling the function recursively on the next node and changing the pointers.

    • Both methods have O(n) time complexity and O(1) space complexity.

    • Example: 1->2->3->4->5 becomes 5->4->3->2->1.

  • Answered by AI
  • Q3. Clone a FULL linked list given a pointer and a random pointer
  • Ans. 

    Clone a linked list with a random pointer.

    • Create a new node for each node in the original list.

    • Use a hash table to map the original nodes to their clones.

    • Iterate through the original list again and update the random pointers of the clone nodes.

  • Answered by AI
  • Q4. TELL ME ABOUT YOURSELF
  • Q5. QUOTE YOUR STRENGHTS AND WEAKNESS
  • Q6. WHY SHOULD I HIRE YOU?

Interview Preparation Tips

Round: Test
Experience: 50 QUANTITATIVE APTITUDE QUESTIONS CUTOFF 30 out of 50
Total Questions: 50

Round: Test
Experience: WRITTEN ON PAPER CODING QUESTIONS
1) Given a string like
INPUT : ( ( TRUE OR FALSE ) AND ( FALSE OR TRUE ) ) OR FLASE
OUTPUT: TRUE
EVALUATE THE GIVEN EXPRESSION
2) Print all sub strings of maximum length having 2 unique characters
e.g:
INPUT : "hellomorning"
OUTPUT : "ell","llo","omo","nin"
3) Find the max length of subarray having ZERO SUM
INPUT : {3,2,1,1,0,-2,1,3,-5,1,2,1,4} OUTPUT: 7

Round: Test
Experience: 1) An array has 2N elements with N elements are same and another n are mutually different.
So find this repeating element in O(N) time with O(1) space
INPUT : {1,2,3,1}
OUTPUT: 1

2) Print the common words from given two sentences
AND YOU HAVE TO CONSIDER ALL CASES LIKE Colon, Hyphen, Dash, and Semicolons may be EMBEDDED IN BOTH SENTENCES
INPUT: sentence:1:: "HI ALL,RAMESH is mt brother,he has topped in the exam AND MY NAME IS NOT IN THE LIST"

sentence:2:: "all students are advised to READ THE LIST and say hi to RAMESH"

OUTPUT: "HI","ALL","RAMESH","THE","AND","LIST"

3) Sort the give dates collection given in special format like 10-04-2013,10-05-2005,29-02-2000 IN ASCENDING ORDER

OUTPUT: 29-02-2000,10-05-2005,10-04-2013

Round: Technical Interview
Experience: Then he started talking about my projects,Again jumped into coding questions
1. INPUT : "HI MY NAME IS : ANIRUDDHA , CALL ME MAYBE :)"
OUTPUT : "MAYBE ME CALL ANIRUDDHA IS NAME MY HI"
2. Reverse a linked list (iterative AND Recursive)
3. Clone a FULL linked list given a pointer and a random pointer

Round: HR Interview
Experience: TELL ME ABOUT YOURSELF.

QUOTE YOUR STRENGHTS AND WEAKNESS

WHY SHOULD I HIRE YOU?

College Name: NA

Skills evaluated in this interview

Interview Preparation Tips

Round: Resume Shortlist
Experience: 4 years og experience

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Optum360 Interview FAQs

What are the top questions asked in Optum360 Software Engineer interview?

Some of the top questions asked at the Optum360 Software Engineer interview -

  1. As Java developer with 1.5yr experience, I was questioned on first core java pa...read more
  2. spring IOC container , spring dependency injectio...read more
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