JPMorgan Chase & Co. Software Developer Interview Questions, Process, and Tips

Aptitude round it is very easy

Q1. Basic question there different from other
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Very easy questions on stack and simple string questions

Q1. Project discussion
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Q1. Why do u want to join us
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Q1. Sorting, questions on reactive framework
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Q1. In-depth questions for spring reactive and multi threading
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Pseudo code on java problems

React coding to create login page

Q1. Salary discussion
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Q1. OOPS Concepts should be clear
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Q2. SOLID principles and explain all of them
Ans. 
SOLID principles are a set of five design principles for writing maintainable and scalable code.
• Single Responsibility Principle (SRP) - A class should have only one reason to change.

• Open/Closed Principle (OCP) - A class should be open for extension but closed for modification.

• Liskov Substitution Principle (LSP) - Subtypes should be substitutable for their base types.

• Interface Segregation Principle (ISP) - A client shou...read more
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Round duration - 65 Minutes
Round difficulty - Medium

This was an online proctured coding round where we had 2 questions to solve under 1 hour. Both the questions were preety standard and anyone with a decent grip on Data Structures and Algorithms can solve them.

Q1. 
Split Binary String Problem Statement
Chintu has a long binary string str. A binary string is a string that contains only 0 and 1. He considers a string to be 'beautiful' if and only if the number of 0's ...read more
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Q2. 
Shortest Path in a Binary Matrix Problem Statement
Given a binary matrix of size N * M where each element is either 0 or 1, find the shortest path from a source cell to a destination cell, consisting only...read more
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Round duration - 60 Minutes
Round difficulty - Medium

This round had 2 coding questions , the first one was related to Sorting and the second one was related to Hashing. After the coding questions, I was asked some concepts related to OOPS in general.

Q1. 
Rahul And Minimum Subarray Problem Statement
Rahul is mastering arrays. He is tasked to find the length of the smallest contiguous subarray in a given array/list ARR of size N, such that its sum exceeds a...read more
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Q2. 
Count Subarrays with Sum Divisible by K
Given an array ARR and an integer K, your task is to count all subarrays whose sum is divisible by the given integer K.
Input:
The first line of input contains an...read more
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Q3. What are virtual destructors in C++?
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Q4. What is the difference between a constructor and a method in Object-Oriented Programming?
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Round duration - 60 Minutes
Round difficulty - Medium

This round had 2 coding questions both related to Linked List followed by an interesting puzzle and then a question related to Probability.

Q1. 
Divide Linked List Into Two Problem Statement
You have been given a singly linked list of integers. Your task is to divide this list into two smaller singly linked lists wherein the nodes appear in an alt...read more
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Q2. 
Intersection of Linked List Problem
You are provided with two singly linked lists containing integers, where both lists converge at some node belonging to a third linked list.
Your task is to determine t...read more
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Round duration - 30 Minutes
Round difficulty - Easy

This is a cultural fitment testing round .HR was very frank and asked standard questions. Then we discussed about my role.

Q1. Why should we hire you?
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