Zuora Senior Software Engineer Interview Questions and Answers for Experienced

Q1. Edit distance problem
Ans. 
The edit distance problem involves finding the minimum number of operations required to transform one string into another.
• The edit distance problem can be solved using dynamic programming.

• Common operations include insertion, deletion, and substitution of characters.

• Example: Given strings 'kitten' and 'sitting', the edit distance is 3 (substitute 'k' with 's', insert 'g', substitute 'n' with 'g').
Answered by AI
Add your answer
Q2. Light switch puzzle
Add your answer

1st round is coding assessment round based on graph and hashmaps

2 coding , 2 SQL with some quants

Q1. Remove redundant parentheses in a expression
Ans. 
Remove redundant parentheses in a expression
• Identify the innermost parentheses

• Evaluate the expression inside the innermost parentheses

• Replace the innermost parentheses with the evaluated expression

• Repeat until no more redundant parentheses exist
Answered by AI
Add your answer

Q1. Why do you want to join Chargebee?
Add your answer

A coding test on hackerrank with some basic graph problems

Q1. The interviewer asked about my projects
Add your answer

Q1. What's your motivation to join this team?
Ans. 
I am motivated to join this team because of the challenging work and the opportunity to learn and grow.
• I am excited about the projects this team is working on and the potential impact they can have.

• I am impressed by the team's expertise and collaborative approach.

• I am looking for a supportive and innovative work environment where I can contribute my skills and knowledge.

• I am eager to learn from my colleagues and develo...read more
Answered by AI
Add your answer
Q2. What are the projects/initiatives you have worked-on in your current role?
Ans. 
I have worked on multiple projects including developing a new e-commerce platform and implementing a machine learning algorithm for fraud detection.
• Developed a new e-commerce platform using React and Node.js

• Implemented a machine learning algorithm for fraud detection using Python and TensorFlow

• Collaborated with cross-functional teams to ensure project success

• Improved website performance by optimizing code and reducing
Answered by AI
Add your answer

Q1. Design VS code(any IDE)
Ans. 
Designing an IDE like VS code requires a deep understanding of software development and user experience.
• Identify the target audience and their needs

• Choose the programming languages and frameworks to support

• Create a user-friendly interface with customizable features

• Implement debugging and testing tools

• Ensure compatibility with different operating systems

• Continuously update and improve the IDE based on user feedback
Answered by AI
Add your answer
Q2. Discuss the architechture, limitations and abilities you would want in your app
Ans. 
The app architecture should be scalable, with a user-friendly interface and secure data storage.
• The app should have a modular architecture to allow for easy scalability and maintenance.

• The user interface should be intuitive and easy to navigate.

• The app should have robust security measures in place to protect user data.

• The app should be able to handle large amounts of data and traffic.

• The app should be compatible with m...read more
Answered by AI
Add your answer
Q3. The objective is not to code, but rather to discuss how would you implement certain features
Add your answer

Q1. No coding involved but deep JavaScript, CSS, Browser, APIs related questions were asked
Add your answer
Q2. Need to explain very minute details, explain working and uses
Add your answer
Q3. What is a CDN? How does the browser work?
Ans. 
CDN stands for Content Delivery Network. Browser works by sending requests to servers and receiving responses.
• CDN is a network of servers that deliver content to users based on their geographic location.

• CDN reduces latency and improves website performance.

• Browser sends HTTP requests to servers and receives responses containing HTML, CSS, JS, and other assets.

• Browser renders the received content and displays it to the u
Answered by AI
Add your answer
Q4. CSS positioning
Add your answer
Q5. Flexbox, Grid, Browser internals
Add your answer
Q6. NO DSA question ❌
Add your answer

You get 60 minutes to code an application in your choice of programming stack. Out of which 45 minutes are set aside for implementation and 15 minutes for problem discussion and conclusion.

Make sure that you think out loud while implementing the solution and not just silently coding.

Q1. Conclude the whole process, discuss salary expectations, perks, benefits, and other policy discussions
Add your answer

Q1. Tell me something about your self ?
Add your answer
Q2. What are your strengths?
Add your answer
Q3. Why are you interested in this job?
Add your answer

10 core subject MCQs along with 3 coding questions

1 Fizz Buzz questions
2 third largest string in array of strings
3 operation on numbers given by strings

Q1. Almost all Basic concepts retlated to OS ie process, threads, multitasking, multiprogramming
Add your answer
Q2. Concepts related to AWS
Add your answer
Q3. Coding questions like 1. second largest element in array 2. stack implementation and its real time uses 3. frequency of characters in string
Add your answer

Q1. Deep concepts related to CNS , related to your own laptop its processor , cores etc
Add your answer
Q2. Top View of binary treee
Ans. 
Top view of binary tree is the nodes visible when viewed from the topmost node.
• Top view shows the nodes visible from the root node's perspective.

• Nodes are printed in the order of their horizontal distance from the root node.

• If two nodes have the same horizontal distance, the node that appears first in the level order traversal is printed first.
Answered by AI
Add your answer