'Coding has over 700 languages', '67% of programming jobs aren’t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
AlphaSense, Inc. interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
AlphaSense, Inc.
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3 rounds | 6 Coding problems
Interview preparation journey
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Preparation
Duration: 9 months
Topics: DBMS, Data Structures and Algorithms , OOP, Maths puzzles, Aptitude, OS,CN
Tip
Tip

Tip 1 : Never leave any topic from any chapter / Subject
Tip 2 : Learn to explain your thoughts well
Tip 3 : Learn from previous experiences / interviews / problems asked.
Tip 4 : Atleast 4 projects in Resume

Application process
Where: Campus
Eligibility: Computer related branches
Resume Tip
Resume tip

Tip 1 : Atleast 4 projects on Resume
Tip 2 : Do not write false things. You always get caught. Be genuine.

Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date23 Dec 2020
Coding problem2

2 Coding problems , MCQs (CS related, ML related)

1. Connect nodes at same level
Moderate
30m average time
70% success
0/80
Asked in companies
AmazonArcesiumMakeMyTrip

A binary tree is a tree where each node has at most two children i.e left child and right child.

You are given a binary tree, where the structure of the node is as follow -:

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Problem approach

Easy problem. Standard one. I had already solved this problem before.
BFS using queue was used.

Try solving now
2. Detect and Remove Loop
Moderate
10m average time
90% success
0/80
Asked in companies
SAP LabsAmerican ExpressExpedia Group

Given a singly linked list, you have to detect the loop and remove the loop from the linked list, if present. You have to make changes in the given linked list itself and return the updated li...

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Problem approach

Fix algorithm to solve the problem. Its standard. Used 2 pointer approach (slow-fast)

Try solving now
02
Round
Medium
Face to Face
Duration60 minutes
Interview date22 Jan 2021
Coding problem2

2 Coding problems, No compilation of code. Only pseudocode required

1. Median of two sorted arrays
Hard
25m average time
65% success
0/120
Asked in companies
Paytm (One97 Communications Limited)JP MorganCognizant

Given two sorted arrays 'a' and 'b' of size 'n' and 'm' respectively.


Find the median of the two sorted arrays.

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Problem approach

I knew how to solve , had practiced earlier.
Used Binary Search.
Could not complete code, got stuck in maths, but passed

Try solving now
Easy
33m average time
0/40
Asked in companies
IndiaMartAmazonDirecti

Given a binary tree, write a function that returns a list containing all the leaf nodes of the binary tre...

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Problem approach

Simple easy standard problem. Solved using DFS

Try solving now
03
Round
Hard
Face to Face
Duration40 minutes
Interview date22 Jan 2021
Coding problem2

OS-CN fundamentals

1. Computer Networks

What is peer-peer connection?

Problem approach

Tip 1 : Be thorough with CN concepts

2. Operating System

Virtual memory related questions. Many follow up questions

Problem approach

Tip 1 : Be thorough with the subject.
Tip 2 : Speak what you know. You get many follow up questions

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