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RedBus Software Engineer Interview Questions, Process, and Tips

Updated 11 Jan 2025

Top RedBus Software Engineer Interview Questions and Answers

RedBus Software Engineer Interview Experiences

4 interviews found

I applied via LinkedIn and was interviewed in Mar 2021. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Print right view of a tree.
  • Ans. 

    Print the rightmost nodes of a binary tree.

    • Traverse the tree in a depth-first manner, starting from the right child of each node.

    • Use a queue to keep track of the nodes to be visited.

    • Add the rightmost node of each level to the result array.

  • Answered by AI
  • Q2. Garbage Collector in c#
  • Ans. 

    Garbage Collector in C# manages memory allocation and deallocation automatically.

    • Garbage Collector is responsible for freeing up memory that is no longer in use.

    • It runs in the background and periodically checks for unused objects.

    • GC.SuppressFinalize() method can be used to prevent the finalizer from running.

    • GC.Collect() method can be used to force garbage collection.

    • GC.GetTotalMemory() method can be used to get the tot

  • Answered by AI
  • Q3. Find who all are mutual connections.

Interview Preparation Tips

Interview preparation tips for other job seekers - There were 4 rounds in total, 3 technical and one culture fit round
Round 1:
CS Basics, few graph and linked list questions
Was asked to design a url shortner which would be working on scale and few modifications on that as well.
Round 2:
Got questions on HLD & LLD. This round was more about my understanding of how compiler and languages work
Round 3:
Managerial Round, This was taken by Engineering Manager who was checking my knowledge with different systems and at what level I have worked with distributed systems and microsevices.
Round 4:
Normal HR round, and I was asked on how will much I'll rate myself on each of the interviews and what went wrong and what went well.

Selected.

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

The assessment will include fundamental quantitative mathematics, a few output-based questions, query questions, and two coding questions.

Round 2 - One-on-one 

(1 Question)

  • Q1. How can you print the output when 1 is added to a given input number?

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Software Engineer Interview Questions & Answers

user image krishna prasad samal

posted on 26 Oct 2023

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
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 - Coding Test 

What was css question

Round 3 - Coding Test 

About react js performance improvement

Round 4 - Behavioral 

(1 Question)

  • Q1. Experience share, create a form with validation
  • Ans. 

    Creating a form with validation experience share

    • Use HTML form elements like input, select, textarea

    • Implement client-side validation using JavaScript

    • Implement server-side validation using backend technologies like Node.js or PHP

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - cover the basic of js, tech knowledge that is it

Skills evaluated in this interview

Round 1 - Coding Test 

Questions on graph, arrays, strings.

Round 2 - Technical 

(1 Question)

  • Q1. Quick sort, pair sum, web page design, oops , DBMS, sql
Round 3 - Technical 

(1 Question)

  • Q1. SQL, DBMS ,project explaination , stock buy and sell question , string operation question, oops
Round 4 - HR 

(1 Question)

  • Q1. Puzzle- binary search related, left view of binary tree, web page design , hr questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on oops, SQL, DBMS and data structures and algorithms.

RedBus interview questions for designations

 Senior Software Engineer Testing

 (1)

 Software Developer

 (1)

 QA Engineer

 (1)

 Automation Engineer

 (1)

 Junior Engineer

 (1)

 IOS Developer

 (2)

 Senior Quality Analyst

 (1)

 Sdet

 (1)

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
Not Selected

I applied via LinkedIn and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Find the missing smallest positive integer
  • Ans. 

    Find the missing smallest positive integer in an array of integers

    • Sort the array to easily identify missing integers

    • Iterate through the sorted array to find the smallest missing positive integer

    • Return the missing integer

  • Answered by AI
  • Q2. Given an array of 0,1,2, Sort the array
  • Ans. 

    Sort an array of strings containing only 0, 1, and 2.

    • Use a three-way partitioning algorithm like Dutch National Flag algorithm to sort the array in a single pass.

    • Keep track of three pointers - low, mid, and high to partition the array into three sections.

    • Swap elements based on their values to achieve the sorted array.

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Coding Test 

3 questions of dsa
1 of api

Round 2 - Technical 

(1 Question)

  • Q1. Graph based question to find the shortest path between 2 prime numbers by changing 1 digit at once and obtained number should be prime too.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare Thoroughly dsa foe 1st round
For 2nd round there was low level design
But I couldn't get to the 2nd round
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via campus placement at Maulana Azad National Institute of Technology (NIT), Bhopal and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Coding Test 

3 questions easy-medium level leetcode problem I solved 2 completely and 3rd question partially (9/15 test cases passed) to move on to 2nd round

Round 2 - Coding Test 

(1 Question)

  • Q1. Implement an app similar to splitwise
Interview experience
4
Good
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - Coding Test 

1. PEAK ELEMENT QUESTION.
2. COIN DENOMINATION

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

I applied via Approached by Company and was interviewed in Sep 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Create pagination component using an api show the data for the pages
  • Ans. 

    Create a pagination component using an API to display data for different pages.

    • Use API to fetch data for each page

    • Implement pagination logic to display data for each page

    • Allow users to navigate between pages

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. What is deep copy ?
  • Ans. 

    Deep copy is a copy of an object that duplicates all of its attributes, including nested objects, rather than just copying references.

    • Deep copy creates a new object with its own unique memory space.

    • Changes made to the original object do not affect the deep copy.

    • Deep copy is often used when you need to modify an object without affecting the original.

    • Example: Using JSON.parse(JSON.stringify(object)) in JavaScript to crea

  • Answered by AI

RedBus Interview FAQs

How many rounds are there in RedBus Software Engineer interview?
RedBus interview process usually has 3-4 rounds. The most common rounds in the RedBus interview process are Coding Test, Technical and HR.
How to prepare for RedBus 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 RedBus. The most common topics and skills that interviewers at RedBus expect are Ticketing, Animation, Backend, Computer science and Data Structures.
What are the top questions asked in RedBus Software Engineer interview?

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

  1. How can you print the output when 1 is added to a given input numb...read more
  2. Print right view of a tr...read more
  3. experience share, create a form with validat...read more

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RedBus Software Engineer Reviews and Ratings

based on 29 reviews

4.1/5

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4.2

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3.9

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3.5

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4.2

Company culture

3.7

Promotions/Appraisal

3.9

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