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Confluent Software Engineer Interview Questions and Answers

Updated 5 Sep 2022

Confluent Software Engineer Interview Experiences

1 interview found

I applied via Recruitment Consulltant and was interviewed in Aug 2022. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Concurrency related general question

Interview Preparation Tips

Interview preparation tips for other job seekers - Concurrency related questions, prepare well on multithreading, locks.

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before May 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. How can we improve the performance of a Front End System
  • Ans. 

    Improving Front End System Performance

    • Optimize images and reduce their size

    • Minimize HTTP requests and use caching

    • Use lazy loading for images and videos

    • Reduce the number of DOM elements

    • Use a Content Delivery Network (CDN)

    • Minimize the use of external scripts and plugins

    • Use asynchronous loading for scripts

    • Optimize CSS and JavaScript files

    • Use browser caching

    • Implement server-side rendering

  • Answered by AI
  • Q2. What is Event Loop and give an example on how it works.
  • Ans. 

    Event Loop is a mechanism that allows JavaScript to handle multiple tasks simultaneously.

    • Event Loop is a part of JavaScript runtime that continuously checks the call stack and the task queue.

    • It prioritizes the tasks in the queue and pushes them to the call stack when it's empty.

    • This allows JavaScript to handle I/O operations and other asynchronous tasks without blocking the main thread.

    • Example: setTimeout() function ad...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep focusing on basics, JavaScript is a must, no matter what framework you use.

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Oct 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Question on dsa and string theory along with oops concepts

Round 2 - Technical 

(1 Question)

  • Q1. Question on java strings and arrays

I applied via Approached by Company and was interviewed in Jan 2022. There were 4 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Fundamentals and Basics of android, projects you are worked on.
Round 2 - Assignment 

It was sort of pair programming where you will be told to implement some feature. Here they check your coding style, your approach and the architecture you follow.

Round 3 - Technical 

(1 Question)

  • Q1. Advanced android questions were asked and some scenario based questions.
Round 4 - One-on-one 

(1 Question)

  • Q1. It was managerial round, most discussion were on my projects and past experience.

Interview Preparation Tips

Interview preparation tips for other job seekers - Brushing up fundamentals and basics, aware of latest tech stack would help.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Template and Reactive Forms in Angular
  • Ans. 

    Template and Reactive Forms in Angular are two ways to handle forms in Angular applications.

    • Template Forms are based on the traditional HTML forms and are easy to use for simple forms.

    • Reactive Forms are more flexible and powerful, allowing for complex form validation and dynamic form controls.

    • Template Forms use two-way data binding, while Reactive Forms use a more reactive approach with observables.

    • Reactive Forms are r...

  • Answered by AI

Skills evaluated in this interview

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.

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 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
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
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Fair

Round 1 - Technical 

(1 Question)

  • Q1. Create a controller , service and repository methods and classes to save userDeatils in table using Spring Data JPA .
  • Ans. 

    Create a controller, service, and repository to save user details using Spring Data JPA.

    • Create a UserController class with appropriate mappings for saving user details.

    • Create a UserService class with a method to save user details.

    • Create a UserRepository interface that extends JpaRepository to handle database operations.

    • Implement the saveUserDetails method in the UserService class to call the save method of the UserRepo...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Digit Insurance Senior Software Engineer interview:
  • Sping Boot
  • Rest Full Api
  • Spring Data JPA
Interview preparation tips for other job seekers - Just prepare top 50 spring boot question and you can easily crack interview .

Skills evaluated in this interview

Confluent Interview FAQs

How many rounds are there in Confluent Software Engineer interview?
Confluent interview process usually has 1 rounds. The most common rounds in the Confluent interview process are One-on-one Round.
How to prepare for Confluent 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 Confluent. The most common topics and skills that interviewers at Confluent expect are Cloud, Distribution System, Focus, Infrastructure and Management.

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Confluent Software Engineer Salary
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₹23 L/yr - ₹50 L/yr
295% more than the average Software Engineer Salary in India
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