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JPMorgan Chase & Co.
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I applied via Recruitment Consulltant and was interviewed in Dec 2024. There were 2 interview rounds.
I appeared for an interview before Mar 2024, where I was asked the following questions.
Explore methods for implementing pagination in ReactJS and best practices for UI performance enhancement.
1. Client-Side Pagination: Load all data at once and paginate on the client side using libraries like 'react-paginate'.
2. Server-Side Pagination: Fetch data in chunks from the server based on the current page, reducing initial load time.
3. Infinite Scrolling: Load more data as the user scrolls down, using libraries ...
Deploying a Spring Boot application on AWS S3 involves packaging, configuring, and uploading the application to S3.
Package the Spring Boot application as a JAR or WAR file using Maven or Gradle.
Create an S3 bucket in the AWS Management Console to store the application.
Upload the packaged JAR/WAR file to the S3 bucket using the console or AWS CLI.
Set appropriate permissions for the S3 bucket to allow public access if ne...
Flatmap implementation in Java is used to transform each element of a stream into a new stream and then concatenate the resulting streams into a single stream.
Flatmap is a method in Java that takes a function as an argument and applies it to each element of a stream, resulting in a new stream.
It is commonly used to deal with nested collections or to flatten a collection of collections.
Example: List<List<Integer&g...
I applied via Company Website and was interviewed in Mar 2024. There was 1 interview round.
I applied via Naukri.com and was interviewed in Dec 2021. There were 4 interview rounds.
It was live coding round plus technical discussion.
Asked about java concept in depth
Medium level java coding ques
If you have devops knowledge thats a plus
Asked basic concept of angular framework
I applied via Recruitment Consulltant
Have a try with Hacker Rank before going
I applied via Approached by Company and was interviewed before Dec 2023. There were 5 interview rounds.
One-on-one coding discussion problem.
Coding problem and 1-2 discussing
Coding statement and 1-1 discussions
I applied via Company Website and was interviewed in Mar 2021. There were 3 interview rounds.
posted on 6 Dec 2021
I applied via Recruitment Consultant and was interviewed in Jun 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.
To check palindrome and anagram of a string with O(n), use a hash table to store character frequencies.
Create a hash table to store the frequency of each character in the string.
For palindrome, check that no more than one character has an odd frequency.
For anagram, compare the hash tables of the two strings.
If the hash tables are equal, the strings are anagrams.
If the hash tables differ by only one character, the strin...
Optimized solutions and core principles applied in OOPS
Encapsulation, Inheritance, Polymorphism, Abstraction are core principles of OOPS
Optimized solutions can be achieved through efficient algorithms and data structures
Design patterns like Singleton, Factory, Observer can also be used for optimized solutions
Some of the top questions asked at the JPMorgan Chase & Co. Fullstack Java Developer interview -
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