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Shuttl Software Engineer Interview Questions and Answers

Updated 17 Oct 2020

Shuttl Software Engineer Interview Experiences

1 interview found

I applied via Recruitment Consultant and was interviewed in Sep 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Merge the two list which has different intervals. So merge them on the basis where they are overlapping.
  • Ans. 

    Merge two lists with different intervals based on overlapping intervals.

    • Sort both lists based on start time.

    • Iterate through both lists and compare intervals for overlap.

    • Merge overlapping intervals and add non-overlapping intervals to the result list.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Practice more of the competitive coding interview questions, such as from the coding practice website like leetcode, careercup, geekfor geeks.

Skills evaluated in this interview

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I applied via Campus Placement and was interviewed in Dec 2016. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Given a 2d matrix with some D doors and W walls, we need fill distance matrix with minimum distance to the nearest door
  • Ans. 

    Given a 2D matrix with doors and walls, fill distance matrix with minimum distance to the nearest door.

    • Iterate through the matrix and find the doors

    • Use Breadth-First Search (BFS) to calculate the minimum distance from each cell to the nearest door

    • Update the distance matrix with the minimum distances

  • Answered by AI
  • Q2. Given a read-only array we want to find kth smallest element in unordered array with O(1) space
  • Ans. 

    Find kth smallest element in unordered array with O(1) space

    • Use the QuickSelect algorithm to partition the array and find the kth smallest element

    • Choose a pivot element and partition the array into two subarrays

    • Recursively partition the subarray that contains the kth smallest element

    • Repeat until the pivot element is the kth smallest element

    • Time complexity: O(n) average case, O(n^2) worst case

  • Answered by AI
  • Q3. Design question
  • Q4. Find friends of friend who already are not friends with you
  • Ans. 

    To find friends of friends who are not already friends with you, we can first find your friends and then their friends excluding yourself and your friends.

    • Get your list of friends

    • For each friend, get their list of friends

    • Exclude yourself and your friends from the final list of friends of friends

  • Answered by AI

Interview Preparation Tips

Round: Technical Interview
Experience: It started with an informal talk after he gave his introduction. We talked about the cyclone that was going to be there and what I did in my internship and my previous projects. Then we moved to questions. After solving both questions he asked if I had questions.
Tips: Just walk the interviewer through the solution you're proposing.

Round: Other Interview
Experience: He started with a design question with how to stream an image such that all clients see the same image at the same time. You need to take care of delays, network problems. He kept on adding new elements like compression, streaming, utc time related issues, client rendering delays and so on.

Round: Other Interview
Experience: This was bar-raiser round.

Skills: Design, Algorithms And Data Structures, Graph Theory
College Name: IIT Madras

Skills evaluated in this interview

I was interviewed before Apr 2021.

Round 1 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

It started with an informal talk after he gave his introduction. We talked about the cyclone that was going to be there and what I did in my internship and my previous projects. Then we moved to questions. After solving both questions he asked if I had questions.

  • Q1. 

    Kth Largest Element Problem Statement

    Given an array of distinct positive integers and a number 'K', your task is to find the K'th largest element in the array.

    Example:

    Input:
    Array: [2,1,5,6,3,8], K ...
  • Ans. 

    Find the Kth largest element in an array of distinct positive integers.

    • Sort the array in non-increasing order

    • Return the Kth element from the sorted array

    • Handle multiple test cases

  • Answered by AI
  • Q2. 

    Orange Rotting Problem Statement

    Consider a grid containing oranges. Each cell in this grid can hold one of three integer values:

    • Value 0: Represents an empty cell.
    • Value 1: Represents a fresh orang...
  • Ans. 

    The task is to determine the minimum time required for all fresh oranges to become rotten in a grid.

    • Create a queue to store the rotten oranges and their time of rotting.

    • Iterate through the grid to find the initial rotten oranges and add them to the queue.

    • Perform BFS by popping each rotten orange from the queue, rot adjacent fresh oranges, and add them to the queue with updated time.

    • Continue until the queue is empty, ke...

  • Answered by AI
Round 2 - Face to Face 

Round duration - 45 minutes
Round difficulty - Easy

This was a design round.

Interview Preparation Tips

Eligibility criteriaAbove 8 CGPAUber interview preparation:Topics to prepare for the interview - Design, Algorithms And Data Structures, Graph Theory, System Design, Aptitude, OOPSTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewRejected

Skills evaluated in this interview

I was interviewed before May 2021.

Round 1 - Coding Test 

(1 Question)

Round duration - 120 minutes
Round difficulty - Easy

It was a mix of mathematical aptitude, logical ability, and puzzles along with 2 programming questions of easy and medium levels. Time was enough and no sectional time was present. 1-2 MCQs on SQL was also present.

  • Q1. 

    Boolean Matrix Transformation Challenge

    Given a 2-dimensional boolean matrix mat of size N x M, your task is to modify the matrix such that if any element is 1, set its entire row and column to 1. Specifi...

  • Ans. 

    Modify a boolean matrix such that if any element is 1, set its entire row and column to 1.

    • Iterate through the matrix to find elements with value 1

    • Store the row and column indices of these elements

    • Update the entire row and column for each element found to be 1

  • Answered by AI
Round 2 - Video Call 

Round duration - 60 minutes
Round difficulty - Easy

It was an online video interview round on HackerEarth with a simultaneous code option. It was mostly justifying your resume in the first 15 minutes. After that OOPS was majorly asked. Basics of programming including questions on STL were asked. A class that required inheritance was asked by the interviewer to write. I was helped by the interviewer if I got stuck somewhere, Some questions on the implementation of hashmaps and priority queues were also asked. A puzzle was asked which luckily struct to me at that moment.

Interview Preparation Tips

Professional and academic backgroundI applied for the job as Software Engineer in HyderabadEligibility criteriaAbove 7 CGPAUber interview preparation:Topics to prepare for the interview - Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming, Aptitude , Programming Language.Time required to prepare for the interview - 2 monthsInterview preparation tips for other job seekers

Tip 1 : Clear basics
Tip 2 : Prepare well
Tip 3 : Do at-least 2 projects

Application resume tips for other job seekers

Tip 1 : Write only those things in resume in which you are 100% confident
Tip 2 : Write maximum projects you have and be ready to explain them thoroughly

Final outcome of the interviewSelected

Skills evaluated in this interview

I was interviewed before May 2021.

Round 1 - Face to Face 

(1 Question)

Round duration - 60 Minutes
Round difficulty - Easy

  • Q1. 

    Find the k-th Node from the End of a Linked List

    Given the head node of a singly linked list and an integer 'k', this problem requires you to determine the value at the k-th node from the end of the linke...

  • Ans. 

    To find the k-th node from the end of a linked list, iterate through the list to determine the size, then traverse again to reach the k-th node from the end.

    • Iterate through the linked list to determine its size.

    • Calculate the position of the k-th node from the end based on the size of the list.

    • Traverse the list again to reach the k-th node from the end.

    • Return a pointer to the k-th node from the end.

  • Answered by AI
Round 2 - Video Call 

(1 Question)

Round duration - 60 Minutes
Round difficulty - Easy

High level System Design

  • Q1. Can you design a system like Uber, explaining the various components and architecture involved?
  • Ans. 

    Designing a system like Uber involves components like user app, driver app, server, database, and algorithms for matching and routing.

    • User app for booking rides and tracking

    • Driver app for accepting rides and navigation

    • Server for handling requests and communication between apps

    • Database for storing user, driver, and ride information

    • Algorithms for matching riders with drivers and routing

  • Answered by AI
Round 3 - HR 

Round duration - 45 minutes
Round difficulty - Easy

Basic HR questions

Interview Preparation Tips

Professional and academic backgroundI applied for the job as Software Engineer in HyderabadEligibility criteriaAbove 7 CgpaUber interview preparation:Topics to prepare for the interview - Data Structures, React JS, JavaScript, DBMS, AlgorithmsTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Practise DSA/coding consistently
Tip 2 : Choose a tech stack and Make side hobby projects
Tip 3 : Give mock interviews for your preparation evaluation

Application resume tips for other job seekers

Tip 1 : Pointers about your current job responsibility
Tip 2 : Side Projects with Tech stack

Final outcome of the interviewSelected

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?
  • Ans. 

    You can print the output by adding 1 to the given input number and displaying the result.

    • Create a variable to store the input number.

    • Add 1 to the input number.

    • Print the result of the addition.

  • Answered by AI

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

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.

Software Engineer Interview Questions & Answers

RedBus 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 Resume 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

Interview experience
2
Poor
Difficulty level
-
Process Duration
Less than 2 weeks
Result
Not Selected
Round 1 - Technical 

(1 Question)

  • Q1. Binary Search + Sliding Window
Round 2 - HR 

(1 Question)

  • Q1. Strengths and Weaknesses, etc.,
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