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I applied via Company Website and was interviewed before Aug 2021. There were 3 interview rounds.
Depends on Role and skillset they are required.
I applied via Referral and was interviewed in Jun 2024. There was 1 interview round.
posted on 27 Aug 2024
Dialpad interview questions for popular designations
I applied via Referral and was interviewed in Oct 2022. There were 5 interview rounds.
Discussion + coding test. Given a few details about a user, like dob, place, name, etc. make sure password entered by the user does not contain any of their details.
Very simple DSA questions. Easy to medium. About k-lowerest number search.
Medium-Hard level DSA questions
High level and low level design question/discussion. Suggest as many ideas about the problem at hand. I was given a queuing system.
I applied via Referral and was interviewed in Jun 2022. There were 4 interview rounds.
Remove repeated characters
Design MinStack, famous interview question
HLD of creating API for millions of users
I applied via Referral
I applied via LinkedIn and was interviewed in Aug 2023. There was 1 interview round.
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 Approached by Company and was interviewed before Dec 2023. There were 3 interview rounds.
DSA medium level questions
based on 6 interviews
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