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Deutsche Bank interview experience Real time questions & tips from candidates to crack your interview

Software Developer

Deutsche Bank
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3 rounds | 5 Coding problems

Interview preparation journey

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Journey
In the beginning, I started learning about basic concepts, including array, string, stack, and queue, and solving questions on CodingNinjas. After becoming confident in this essential topic, I moved to the next set of topics, including link list, tree, graph, dp, etc. I started practicing this topic on CodeStudio.
Application story
It was a pool campus drive. I filled out the application form at Deutsche Bank Careers, and 25 students from my college were shortlisted for the interview.
Why selected/rejected for the role?
I was selected for this role because of my technical skills and my leadership skills, as I was able to demonstrate my technical skills and how my team worked together on our project.
Preparation
Duration: 2 months
Topics: Java, MySQL, HTML, CSS, JavaScript, Nodejs, Python
Tip
Tip

Tip 1: For OOPS, DS, and programming, I recommend CodeStudio.
Tip 2: For OS, DBMS, and Computer Network, I recommend the CodeStudio library section.
Tip 3: For SQL, I recommend the CodeStudio library section.
Tip 4: Always remain calm during Interviews and answer the questions calmly. Do not hesitate to ask for hints if you get stuck in a problem.

Application process
Where: Campus
Eligibility: CGPA cutoff 7
Resume Tip
Resume tip

Tip 1: Mention only those projects and internships in your resume that you are comfortable with; you can explain them to the interviewee.
Tip 2: Mention only those skills/programming languages in your resume that you are comfortable with, that is, you have proper knowledge of as the interviewee can ask questions from those languages specifically.
Tip 3: Keep your data in your resume honest and accurate.

Interview rounds

01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date4 Sep 2020
Coding problem3

The coding round consisted of 3 coding questions. 1st question was of 20 marks, 2nd and 3rd of 50 marks.

1. Minimum Number Of Operations

Easy
20m average time
82% success
0/40
Asked in companies
BNY MellonLinkedInThought Works

You are given an array 'ARR' of 'N' positive integers. You need to find the minimum number of operations needed to make all ele...

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2. Avoiding Traps

Moderate
25m average time
60% success
0/80
Asked in companies
Deutsche BankAmerican ExpressMicrosoft
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Problem approach

I first made an array in the main function that will contain the number of prime numbers less than or equal to the index value of the array and passed into my called function. This will give me the a value for each test case. Then, int the called function I applied dynamic programming. I created a dp array and initialized all values to max integer (dp[0] = 0). For each index i, i put dp[i+1] if...

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3. Longest Consecutive Sequence

Moderate
40m average time
70% success
0/80
Asked in companies
AmazonGoogleApple

You are given an unsorted array/list 'ARR' of 'N' integers. Your task is to return the length of the longest consecutive sequence.

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02
Round
Easy
Video Call
Duration45 minutes
Interview date8 Sep 2020
Coding problem1

Timing: 10:15 - 11:00 am.
The interview was online from home.

1. DS and OOPS Problems

The interview contained mostly data structures and oops problems. I was asked to implement the node class of linked list and queue using circular array. He also asked me to explain polymorphism in detailing, overriding, overloading, runtime polymorphism etc with example. He asked some other questions which were mostly from DS and OOPS.

03
Round
Medium
Video Call
Duration45 minutes
Interview date8 Sep 2020
Coding problem1

Timing: 2:15 - 3:00 PM
The interview was online from home.
There were a few audio cuts in the video call but we were able to manage regardless.

1. Reverse a String

Easy
15m average time
85% success
0/40
Asked in companies
FacebookAckoTata Consultancy Services (TCS)

You are given a string 'STR'. The string contains [a-z] [A-Z] [0-9] [special characters]. You have to find the reverse of the string.

For example:

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Problem approach

He asked me to write a function to reverse a string of size n. In this question I defined my string ans="" , then iterated i from n-1 to 0 and concatenated Character.toString(s.charAt(i)) to my ans and then returned ans. He followed up the question. He said “If I remove ' ”="" ' in string ans line then what will happen. I answered that it will give me a compilation error that the variable "ans"...

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