Atlassian Software Developer Interview Questions, Process, and Tips

Round duration - 75 minutes
Round difficulty - Hard

Coding Test with 3 problems. 1 Easy , 1 Medium , 1 Very Hard

Q1. 
Job Scheduling Problem
You are provided with a list of jobs, where each job has a specific deadline and profit. The goal is to schedule these jobs such that the total profit is maximized. Each job require...read more
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Q2. 
Spiral Order Traversal of a Binary Tree
Given a binary tree with N nodes, your task is to output the Spiral Order traversal of the binary tree.
Input:
The input consists of a single line containing elem...read more
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Q3. 
Structurally Unique Binary Trees of Dragon Balls
Goku has ‘N’ Dragon Balls, where each Dragon Ball is unique. The ith Dragon Ball has ‘i’ stars on it, meaning the first Dragon Ball has 1 star, the second ...read more
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Round duration - 60 minutes
Round difficulty - Hard

In depth questions on Subjects like OOP , DBMS , OS , Javascript.

Round duration - 40 minutes
Round difficulty - Hard

Questions on my resume, projects, internship done. Interviewer was a bit harsh on me.

Q1. What are the differences between low-level and high-level programming languages, and can you explain some kernel-related questions?
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Round duration - 90 minutes
Round difficulty - Medium

Timing: 90 mins
Environment: Online coding round
No of questions: 3 Questions(225 marks) were asked.

Q1. 
Quick Sort Problem Statement
You are provided with an array of integers. The task is to sort the array in ascending order using the quick sort algorithm.
Quick sort is a divide-and-conquer algorithm. It ...read more
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Q2. 
Find K'th Character of Decrypted String
You are given an encrypted string where repeated substrings are represented by the substring followed by its count. Your task is to find the K'th character of the d...read more
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Q3. 
Weighted Job Scheduling Problem Statement
You have 'N' jobs, each with a start time, end time, and profit. Your task is to identify the maximum profit that can be earned by scheduling these jobs such that...read more
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Round duration - 45 minutes
Round difficulty - Medium

Timing: evening
Environment: Virtual(remote)
Activity:
It was a resume screening + DSA round . There were 2 interviewers in this round. Initially , a brief introduction was given by them & later , they started with projects listed in my resume . They first asked me to explain about the projects , asked some questions related to its implementation & its actual use case in real world (where it can be used) .Later , they switched to DSA part , a total of 2 questions of easy medium difficulty level were asked . I only remember 1 question that was similar to Minimum platform problem.

After this , They asked me for favourite subjects. I said Operation Systems . Then , they asked for some concepts in OS , including CPU scheduling & its algos like Round robin , SJF etc and later asked which type of scheduling algorithm is used to design actual systems .

Q1. 
Minimum Number of Platforms Problem
Your task is to determine the minimum number of platforms required at a railway station so that no train has to wait.
Explanation:
Given two arrays:
• AT - represent...read more
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Round duration - 50 minutes
Round difficulty - Medium

It was System design round.Though , it also started with a brief introduction & later , asked about projects . As my project was related to test classification . In that context , they asked me to design a low level Suggestion system(In any preferred language) .

Q1. 
Spell Checker Problem Statement
You are provided with a list of strings, DICTIONARY[], representing the correct spellings of words, and a query string QUERY that may contain misspelled words. Your task is...read more
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