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I applied via Approached by Company and was interviewed in Feb 2024. There was 1 interview round.
To log latency for an API, you can use logging frameworks like Log4j or SLF4J to record timestamps before and after the API call.
Use a logging framework like Log4j or SLF4J to record timestamps before and after the API call
Calculate the latency by subtracting the timestamps
Include the latency information in the log message for monitoring and analysis
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I applied via Approached by Company and was interviewed before Sep 2023. There were 4 interview rounds.
Hackerearth platform was provided , Question was based on Tree dsa. Need to run and pass few test cases.
Design patterns , chess LLD
Design blocking queue which can handle the multithreading scenario
Developed a web application for tracking inventory and sales data
Used React for front-end development
Implemented RESTful APIs using Node.js and Express
Utilized MongoDB for database management
I applied via Approached by Company and was interviewed before Dec 2023. There were 3 interview rounds.
DSA medium level questions
I applied via Naukri.com and was interviewed before Aug 2023. There was 1 interview round.
Basic DSA leet code.
I applied via Referral and was interviewed before Sep 2023. There was 1 interview round.
A polyfill is a piece of code that provides modern functionality on older browsers that do not natively support it.
Polyfills are commonly used for adding support for new JavaScript features on older browsers.
Two popular polyfills are 'Babel' for ES6 features and 'fetch' for the Fetch API.
Polyfills help ensure a consistent user experience across different browsers.
Polyfills can be implemented using JavaScript libraries ...
Create a todo list using React for managing tasks and reminders.
Use React components to create a form for adding tasks
Store tasks in state and display them in a list
Add functionality to mark tasks as completed and delete tasks
Implement features like filtering tasks by status or due date
I was interviewed before Apr 2021.
Round duration - 75 Minutes
Round difficulty - Medium
Given an array or list ARR
consisting of N
integers, your task is to identify all distinct triplets within the array that sum up to a specified number K
.
A t...
The task is to identify all distinct triplets within an array that sum up to a specified number.
Iterate through the array and use nested loops to find all possible triplets.
Keep track of the sum of each triplet and compare it with the target sum.
Print the triplet if the sum matches the target sum, else print -1.
Given a binary search tree (BST) consisting of integers and containing 'N' nodes, your task is to find and return the K-th largest element in this BST.
If there is no K-th la...
Find the K-th largest element in a BST.
Perform reverse in-order traversal of the BST to find the K-th largest element.
Keep track of the count of visited nodes to determine the K-th largest element.
Return -1 if there is no K-th largest element in the BST.
Round duration - 60 Minutes
Round difficulty - Medium
Designing a database schema for a support ticketing system like Freshdesk.
Create a 'Tickets' table with fields like ticket ID, subject, description, status, priority, etc.
Include a 'Users' table for customer and agent information.
Establish a 'Categories' table for ticket categorization.
Implement a 'Comments' table to track communication history.
Utilize foreign keys to establish relationships between tables.
You are provided with a number of stairs, and initially, you are located at the 0th stair. You need to reach the Nth stair, and you can climb one or tw...
The problem involves counting the number of distinct ways to climb N stairs by taking 1 or 2 steps at a time.
Use dynamic programming to solve this problem efficiently.
The number of ways to reach the Nth stair is equal to the sum of ways to reach (N-1)th stair and (N-2)th stair.
Handle modulo 10^9+7 to avoid overflow issues.
Consider base cases for 0th and 1st stair.
Optimize the solution by using constant space instead of
Round duration - 60 Minutes
Round difficulty - Medium
Designing the Low-Level Design (LLD) and High-Level Design (HLD) for a system like BookMyShow.
For HLD, identify main components like user interface, booking system, payment gateway, and database.
For LLD, break down each component into detailed modules and their interactions.
Consider scalability, security, and performance in both designs.
Example: HLD - User selects movie -> Booking system checks availability -> Pa...
Round duration - 60 Minutes
Round difficulty - Easy
This was hiring manager round
Round duration - 20 Minutes
Round difficulty - Easy
This was culture fit round
Tip 1 : prepare github profile with few good projects
Tip 2 : solve questions from topics like dp, stack, queue, tree
Tip 3 : prepare HLD, LLD
Tip 1 : add your github profile, competitive coding profiles
Tip 2 : add few achievements like open source contribution, hackathons
Tip 3 : add few personal projects with github link or working site link
I applied via Referral
I applied via LinkedIn and was interviewed in Aug 2023. There was 1 interview round.
I applied via Approached by Company and was interviewed before Jan 2023. There were 2 interview rounds.
Write a program that solves sudoku
A tiny URL application is built by generating short aliases for long URLs, storing them in a database, and redirecting users to the original URL when the alias is accessed.
Generate a unique short alias for each long URL
Store the alias and corresponding long URL in a database
Implement a redirect mechanism to redirect users from the alias to the original URL
Handle edge cases like duplicate URLs, expired aliases, and inva
I applied via Referral and was interviewed before Jun 2022. There were 6 interview rounds.
based on 1 interview
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