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CARS24 Senior Software Engineer Interview Questions and Answers

Updated 21 Nov 2024

CARS24 Senior Software Engineer Interview Experiences

5 interviews found

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via LinkedIn and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. DSA question with Some Stack
  • Q2. Discussion around Current project
Round 2 - One-on-one 

(2 Questions)

  • Q1. Managerial discussion around resume and some basic java and spring question
  • Q2. Java and spring boot question
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Instahyre

Round 1 - Coding Test 

1 hr, Java questions, SQL question, 1 DSA question

Round 2 - Technical 

(1 Question)

  • Q1. LLD about Hotel Booking system
Round 3 - Technical 

(1 Question)

  • Q1. Discussed about the project

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Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is your role
  • Ans. 

    As a Senior Software Engineer, my role involves designing, developing, and maintaining software applications to meet business needs.

    • Designing and architecting software solutions

    • Developing and coding software applications

    • Maintaining and updating existing software

    • Collaborating with cross-functional teams

    • Troubleshooting and debugging issues

    • Implementing best practices and coding standards

  • Answered by AI
  • Q2. What are your responsiblities
  • Ans. 

    As a Senior Software Engineer, my responsibilities include leading development projects, mentoring junior team members, collaborating with stakeholders, and ensuring code quality.

    • Leading development projects from conception to completion

    • Mentoring junior team members to help them grow and improve their skills

    • Collaborating with stakeholders to gather requirements and provide updates on project progress

    • Ensuring code quali...

  • Answered by AI
Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I applied via Walk-in and was interviewed in Jan 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Basic java 8 concepts
  • Q2. Basic spring boot questions
Round 2 - Technical 

(1 Question)

  • Q1. Project discussion and basic java spring technical questions

CARS24 interview questions for designations

 Senior Software Engineer 2

 (1)

 Software Engineer

 (3)

 Senior Software Developer

 (2)

 Software Development Engineer II

 (1)

 Senior Test Engineer

 (1)

 Software Developer

 (4)

 Software Engineer2

 (1)

 Senior Developer

 (1)

I applied via Instahyre and was interviewed in Oct 2021. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Design quiz application HLD,LLD and scale.
  • Ans. 

    Design a quiz application with HLD, LLD, and scalability.

    • Define the user flow and features of the application.

    • Create a high-level design with components and their interactions.

    • Create a low-level design with detailed modules and their interactions.

    • Consider scalability by using a distributed architecture and load balancing.

    • Use a database to store questions, answers, and user data.

    • Implement security measures to prevent ch

  • Answered by AI
  • Q2. Difference between abstract class and interface and some OOPS conecpts
  • Ans. 

    Abstract class is a class with some abstract methods while interface is a collection of abstract methods.

    • Abstract class can have both abstract and non-abstract methods while interface can only have abstract methods.

    • Abstract class can have constructors while interface cannot.

    • Abstract class can have instance variables while interface cannot.

    • Inheritance is achieved using extends keyword for abstract class and implements k...

  • Answered by AI
  • Q3. They asked 2 coding questions which I don't remember

Interview Preparation Tips

Interview preparation tips for other job seekers - I appeared for first 2 rounds which were taken by bar raiser team.
1st round was related DSA ,JAVA and bit of OOPS.
2nd round was related to System Design in which interviewer asked me to design quiz application.

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in May 2024. There were 3 interview rounds.

Round 1 - Technical 

(4 Questions)

  • Q1. What is event loop, how it works.
  • Ans. 

    Event loop is a mechanism in programming that allows for asynchronous execution of code by continuously checking for and handling events.

    • Event loop is commonly used in JavaScript to handle asynchronous operations like setTimeout, setInterval, and AJAX requests.

    • It works by continuously checking the event queue for any pending events, executing them one by one, and then moving on to the next event.

    • Event loop helps in pre...

  • Answered by AI
  • Q2. Micro task queue and macro task queue.
  • Q3. Is node.js single threaded or multi-threaded, also discuss threadpool and it's usages.
  • Q4. Tell the order of output, among process, promise, setTimeout, fs, setInterval.
  • Ans. 

    The order of output is fs, process, setTimeout, setInterval, promise.

    • fs module is synchronous and will output first

    • process is next in line

    • setTimeout will be executed after process

    • setInterval will be executed after setTimeout

    • promise will be executed last

  • Answered by AI
Round 2 - Technical 

(4 Questions)

  • Q1. JavaScript usages compiler or interpreter.
  • Ans. 

    JavaScript is an interpreted language.

    • JavaScript is an interpreted language, meaning it is executed line by line at runtime.

    • There is no separate compilation step in JavaScript like in languages that use compilers.

    • Examples of interpreted languages include Python, Ruby, and PHP.

  • Answered by AI
  • Q2. Tell the output among various for loops using var, let and bind.
  • Ans. 

    Output comparison of for loops using var, let, and bind in JavaScript.

    • Using var: variable is function-scoped, may lead to unexpected behavior in loops.

    • Using let: variable is block-scoped, recommended for loop iterations.

    • Using bind: creates a new function with a specified 'this' value and initial arguments.

  • Answered by AI
  • Q3. A medium level dsa question on array, solved it using pre-sum.
  • Q4. Situation based question, on how to pick a suitable database.
Round 3 - Technical 

(4 Questions)

  • Q1. What do you do on daily basis, and how to decide a tech-stack on high level.
  • Ans. 

    I work on coding, debugging, testing, and collaborating with team members. Tech stack decisions are based on project requirements, scalability, performance, and team expertise.

    • Daily tasks include coding, debugging, testing, and collaborating with team members

    • Tech stack decisions are based on project requirements, scalability, performance, and team expertise

    • Consider factors like language compatibility, libraries/framewo...

  • Answered by AI
  • Q2. Design an online scalable, real-time document sharing application like google docs.
  • Ans. 

    Design a scalable, real-time document sharing app like Google Docs.

    • Use websockets for real-time collaboration

    • Implement version control to track changes

    • Utilize a distributed database for scalability

    • Include user authentication and access control

    • Support offline editing with automatic sync

  • Answered by AI
  • Q3. How to handle images also in the future.
  • Ans. 

    Utilize cloud storage for scalability, implement image compression techniques, and regularly update image processing libraries.

    • Utilize cloud storage for scalability

    • Implement image compression techniques

    • Regularly update image processing libraries

  • Answered by AI
  • Q4. Any other way to solve the problem, of high I/O on same document to overcome throughput and conflicts.

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
Not Selected
Round 1 - Coding Test 

Questions were crayon box ,the bot and the game and happy neighbourhood for 90 mins

Round 2 - Technical 

(2 Questions)

  • Q1. Array basics was asked
  • Q2. Segment tree,prefix sum
Round 3 - Technical 

(1 Question)

  • Q1. Low level design was asked
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Assignment 

Design notify me feature of Flipkart

Round 2 - Coding Test 

DSA problems and lld question of splitwise

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on LLD and HLD
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

DSA Problems from leetcode

Round 2 - Technical 

(1 Question)

  • Q1. Basics about Android and iOS
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Referral and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - Coding Test 

I was asked question on sliding window on finding the largest subarray with all distinct numbers. The interviewer was very helpful.

CARS24 Interview FAQs

How many rounds are there in CARS24 Senior Software Engineer interview?
CARS24 interview process usually has 2 rounds. The most common rounds in the CARS24 interview process are Technical, One-on-one Round and Coding Test.
How to prepare for CARS24 Senior Software Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at CARS24 . The most common topics and skills that interviewers at CARS24 expect are Java, Microservices, Software Engineering and Spring Boot.
What are the top questions asked in CARS24 Senior Software Engineer interview?

Some of the top questions asked at the CARS24 Senior Software Engineer interview -

  1. Design quiz application HLD,LLD and sca...read more
  2. Difference between abstract class and interface and some OOPS conec...read more
  3. They asked 2 coding questions which I don't remem...read more

Tell us how to improve this page.

CARS24 Senior Software Engineer Interview Process

based on 4 interviews

1 Interview rounds

  • Technical Round
View more
CARS24 Senior Software Engineer Salary
based on 64 salaries
₹13.1 L/yr - ₹50 L/yr
87% more than the average Senior Software Engineer Salary in India
View more details

CARS24 Senior Software Engineer Reviews and Ratings

based on 5 reviews

2.5/5

Rating in categories

2.7

Skill development

2.3

Work-life balance

3.3

Salary

2.5

Job security

2.0

Company culture

2.2

Promotions

2.4

Work satisfaction

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