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TransUnion Software Developer Interview Questions and Answers
TransUnion Software Developer Interview Experiences
4 interviews found
Selected
I applied via Campus Placement and was interviewed in Nov 2024. There were 3 interview rounds.
Logical reasoning, grammar, and coding: two basic level questions.
(3 Questions)
- Q1. Question on core Java
- Q2. Question on SQL and PLSQL
- Q3. Resume based question and on project
(2 Questions)
- Q1. Resume and project based question
- Q2. What do you like about your current company, and why do you want to join our organization?
- Ans.
I appreciate the collaborative team environment and innovative projects at my current company, and I am excited about the opportunities for growth and learning at your organization.
Collaborative team environment fosters creativity and productivity
Innovative projects challenge me to learn and grow
Excited about the opportunities for growth and learning at your organization
Selected
I applied via Recruitment Consulltant and was interviewed in May 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Questions on Core java, Spring boot and Angular (from resume profile)
- Q2. Discussion on Personal project
(1 Question)
- Q1. Detailed Discussion on Current project, entire application workflow and design, implementations and questions like Why, What and How on the tools, technologies, approach and servers used.
(2 Questions)
- Q1. Question on familiarity with Agile
- Q2. What things a working day constitute of?
- Ans.
A working day for a software developer typically involves coding, debugging, attending meetings, collaborating with team members, and researching new technologies.
Coding: Writing and testing code to develop software applications.
Debugging: Identifying and fixing errors or bugs in the code.
Meetings: Participating in team meetings to discuss project progress and updates.
Collaboration: Working with team members to solve p...
Interview Preparation Tips
Selected
I applied via LinkedIn
(2 Questions)
- Q1. Java Based question answers
- Q2. Array traversal problem
- Ans.
Traverse an array of strings
Use a loop to iterate through each element in the array
Access each element using its index
Perform any necessary operations on each element
Skills evaluated in this interview
What people are saying about TransUnion
Selected
I applied via Naukri.com and was interviewed before May 2023. There was 1 interview round.
It was good. Mostly questions on spark
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Mohit Srivastava
(2 Questions)
- Q1. Basic Java Question
- Q2. Spring Boot related questions
(2 Questions)
- Q1. Design a rest API and code it.
- Ans.
Design and code a REST API for a software developer interview.
Define the endpoints and HTTP methods for the API (e.g. GET /users, POST /users)
Implement authentication and authorization mechanisms (e.g. JWT tokens)
Use proper status codes for responses (e.g. 200 OK, 401 Unauthorized)
Include error handling and validation for input data
Document the API using tools like Swagger or OpenAPI
- Q2. Questions related to JPA HIBERNATE SQL
(2 Questions)
- Q1. Discussion related to Last company Project and architecture level questions
- Q2. Write code to calculate frequency of a word using Stream API and lambda expressions
- Ans.
Calculate word frequency using Stream API and lambda expressions
Use Stream API to convert array of strings to stream
Use Collectors.groupingBy to group words by their frequency
Use Collectors.counting to count the occurrences of each word
Skills evaluated in this interview
Selected
DSA questions and programming concepts
(2 Questions)
- Q1. Reverse string and optimize it
- Ans.
Reverse array of strings efficiently
Use two pointers approach to swap characters from start and end of each string
Optimize by using in-place reversal instead of creating new strings
Consider edge cases like empty strings or strings with only one character
- Q2. Reverse binary tree
(2 Questions)
- Q1. Salary expectations
- Q2. Joining location
Software Developer Interview Questions & Answers
Giesecke & Devrient
Anonymous
posted on 17 Jul 2024
(3 Questions)
- Q1. Multithreading, process and performance
- Q2. Process handling
- Q3. Coding questions
Interview Preparation Tips
Hackerrank coding round.
(1 Question)
- Q1. Questions and coding testing your OOPS knowledge
(1 Question)
- Q1. Every tech stack, SQL, OOPS, JAVA
Interview Preparation Tips
I applied via Referral and was interviewed in Apr 2024. There were 2 interview rounds.
(1 Question)
- Q1. OS questions,graph dfs question, geeks for geeks chocolate factory question
(1 Question)
- Q1. Children sum property trees,height of BT
- Ans.
The question is about implementing a children sum property in trees and finding the height of a binary tree.
Children sum property in trees means that the value of a node must be equal to the sum of the values of its children nodes.
To find the height of a binary tree, you can recursively calculate the height of the left and right subtrees and return the maximum height plus one.
Example: For a binary tree with nodes 1, 2,
Interview Preparation Tips
- OS
- C++
Skills evaluated in this interview
(2 Questions)
- Q1. Kubernetes internals
- Q2. Spring boot internals
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TransUnion Software Developer Interview Process
based on 4 interviews in last 1 year
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