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Amazon Software Testing Engineer Interview Questions and Answers

Updated 27 Feb 2022

Amazon Software Testing Engineer Interview Experiences

2 interviews found

Round 1 - Aptitude Test 
Round 2 - Coding Test 
Round 3 - HR 

(1 Question)

  • Q1. Why should we hire you?
  • Ans. 

    I have a strong background in software testing and a proven track record of delivering high-quality results.

    • I have extensive experience in various testing methodologies and tools.

    • I am highly skilled in creating and executing test plans, test cases, and test scripts.

    • I have a keen eye for detail and can identify and report bugs effectively.

    • I am a quick learner and can adapt to new technologies and processes easily.

    • I am a...

  • Answered by AI
Round 4 - One-on-one 

(1 Question)

  • Q1. Selcted round for this job
Round 5 - Assignment 

Interview Preparation Tips

Interview preparation tips for other job seekers - Good software working for job
Work from online home

I applied via Naukri.com and was interviewed before May 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What are functional elements tools.in testing
  • Ans. 

    Functional elements tools are used to test the functionality of software applications.

    • Functional testing tools are used to test the behavior of software applications.

    • These tools verify that the software meets the functional requirements specified in the design.

    • Examples of functional testing tools include Selenium, HP QuickTest Professional, and IBM Rational Functional Tester.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a knowledge in the testing is mandatory

Skills evaluated in this interview

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I was interviewed in Nov 2020.

Round 1 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Easy

Started with the introduction.
Then there were two-three coding questions.
Some OS and DBMS concepts were asked.
Questions related to testing were also included.

  • Q1. 

    Reverse the String Problem Statement

    You are given a string STR which contains alphabets, numbers, and special characters. Your task is to reverse the string.

    Example:

    Input:
    STR = "abcde"
    Output:
    "e...
  • Ans. 

    Reverse a given string containing alphabets, numbers, and special characters.

    • Iterate through the characters of the string from end to start and append them to a new string.

    • Use built-in functions like reverse() or StringBuilder in languages like Python or Java for efficient reversal.

    • Handle special characters and numbers along with alphabets while reversing the string.

    • Ensure to consider the constraints on the number of t

  • Answered by AI
  • Q2. 

    Number and Digits Problem Statement

    You are provided with a positive integer N. Your task is to identify all numbers such that the sum of the number and its digits equals N.

    Example:

    Input:
    N = 21
    Out...
  • Ans. 

    Identify numbers whose sum of digits and number equals given integer N.

    • Iterate through numbers from 1 to N and check if sum of number and its digits equals N.

    • Use a helper function to calculate sum of digits for a given number.

    • Return the numbers that satisfy the condition in increasing order, else return -1.

  • Answered by AI
Round 2 - Face to Face 

Round duration - 60 minutes
Round difficulty - Medium

This was quite a tough round that can be cleared only by practice and understanding the problem. They asked about the profile first, then questions related to testing, SDLC, and so on. And then, I was asked to write test cases for two to three problems. Writing a test case was a task in this round. The interview was a senior testing engineer and was very friendly and helpful also and answered all my queries related to work.

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from Indira Gandhi Delhi Technical University for Women. I applied for the job as Software Testing Engineer in NoidaEligibility criteria6.8 and above CGPA, Active and dead backlogs not allowedPaytm (One97 Communications Limited) interview preparation:Topics to prepare for the interview - OOPS, Data Structures and Algorithms, Operating System, Low-Level Design, DBMSTime required to prepare for the interview - 5 monthsInterview preparation tips for other job seekers

Tip 1 : Practice question from every section (Arrays, String, Data Structures) 
Tip 2 : Practice question that required you to write test cases for a problem (as they judge you on your practical implementation)
Tip 3 : Practice low level designing questions (it indirectly helps you to write test cases )
Tip 4 : Choose your favorite Data Structure and practice well on it (as this is the most commonly asked question)

Application resume tips for other job seekers

Tip 1 : Have at least three projects in your resume (Include only those which you can explain and demonstrate)
Tip 2 : Include a column of "Position of Responsibility" in addition to your work experience and technicalities (it is impactful as it shows your extra activities apart from your regular curriculum)

Final outcome of the interviewSelected

I applied via Company Website and was interviewed in Feb 2022. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. What is the salary for ur job

Interview Preparation Tips

Interview preparation tips for other job seekers - My tips is to develop the software and highly should be work sincerely

Interview Preparation Tips

Round: Group Discussion
Experience: GD was conducted for shortlisted candidates and candidates were divided into groups of 6 people.There were 3 topics and each topic was discussed for 2 minutes.No specific rules,like each person needs to speak,are to be followed during the GD.Anyone can initiate,intervene,etc. Finally we were asked to link all three topics and this discussion went on for another 2 minutes.

Round: HR Interview
Experience: Only a single round lasting about 40-45 minutes.There were only 4 people in the panel and technical as well as HR questions were asked. First I was asked to go through my own resume, “Introduce/Tell us about yourself?".  E.g.:“Where have you shown leadership qualities?Have you led a
team?Size of team? What new initiatives did you take?”.Core questions starting form basics like “How does an airplane fly?” to specific questions about the different types of engines used in airplanes,their specifications, etc. were asked. HR questions were put up like"What was the most difficult decision in your life?" and grilled on my internship for 15-20 minutes which I did in Transocean. (Another oil field services company).

General Tips: You need to be very good in the basics of your
core courses and if you have done an internship in the oil industry,
you will definitely be grilled on that.Questions will be asked in quick succession.
Skill Tips: Highlight any intern in Oil industry or anything related to that in your resume.Any POR or any sport activity which shows your leadership qualities should me mentioned in your resume.
Skills: Leadership qualities, Athletic, Quick thinking, presence of mind
College Name: IIT MADRAS

Software Developer Interview Questions & Answers

Snapdeal user image Adithya H K Upadhya

posted on 3 Dec 2015

Interview Preparation Tips

Round: Test
Experience: An aptitude test which was followed by three rounds of technical interviews and finally the HR interview.

Round: HR Interview
Experience: Snapdeal offered placements for 5 students (3 from CS and 2 from IT).

General Tips: Be extremely well prepared for any company. Research about the company's profile extensively before the company's interview. HR panel always looks for candidates who are well aware of the company in order to measure the candidate's interest. Data structures are absolutely necessary for any company. Improve coding skills through frequent participation in competitive programming arena such as codeForces, codeChef, HackerEarth etc. "Software development job profile was offered to me.
Unnecessary and irrelevant questions are to be avoided. We should raise questions only if we have some genuine questions. However any question related to job profile or location preference could be raised. "
"It was very grueling and tiring at first but the sweet taste of placement makes it all worth it.
Placements are a turning point in everybody's career."
Skill Tips: Snapdeal is more focussed on Data structures and object oriented technology.
For data structures, online materials such as GeeksforGeeks are excellent and in case of OOPS concepts, stronghold in either C++ or java programming language is necessary.
Skills:
College Name: NIT Surathkal

Interview Preparation Tips

Round: Test
Experience: Algorithmic coding test was conducted on hackerank platform. Around 60 students gave online test. There were 4-5 algo questions to be done in 90 mins duration.

Tips: Try to do at least 2 questions.

Round: Technical Interview
Experience: First Interviewer asked me to introduce myself. Then he asked me questions on data structures & Algo. He asked me about tree data structures, why it is used, time complexities of various operations on tree, balancing of tree, AVL Tree. He asked me write AVL Tree insertion, deletion, update code. Then he jumps to BTree, B+Tree and asks me write code on paper for various operations. Questions were asked on indexing, various types of indexing, how it is used in databases, etc. Then he briefly asked about the project I done in my internship.


Round: Technical Interview
Experience: Interviewer asked me how was my 1st round, I said it was great. He first asked me introduce myself. Then he asked about my projects mentioned in my resume. I done a project in machine learning on spam webpage detection. He was interested in that. He asked me what language, libraries I used to implement that project. Then he gave me real time scenario to predict whether an item is explosive or not. Then I approached this problem and asked information related to problem. He was impressed by the approach I target the problem. He asked me what machine learning model will be best and what are their pros and cons. Then he asked me question that given 100 sorted linked lists, you have to merge them and return single sorted linked list. I gave 3-4 solutions with their time & space complexities.


Round: HR Interview
Experience: Interviewer asked me common HR questions like tell me about yourself, my family background, why do you want to join the company, what impact you can make in Snapdeal, why should we hire you. After that he congratulated me for the role of SDE at Snapdeal. I was very happy at that moment.

All the 5 students cleared this round.

Skills: SQL, ML, Algorithms And Data Structures, Python, Basic C/C++
College Name: IIT Guwahati

I was interviewed before Apr 2021.

Round 1 - Coding Test 

(2 Questions)

Round duration - 90 minutes
Round difficulty - Easy

There were 22 MCQ questions of aptitude and technical based while 3 questions were of coding type.
Tips: MCQ questions were not time consuming , so try to do that questions in less time , so you will get enough time for coding questions.

  • Q1. 

    Balanced Parentheses Check

    Given a string STR consisting solely of the characters '{', '}', '(', ')', '[', and ']', determine whether the parentheses are balanced.

    Input:

    The first line contains an inte...
  • Ans. 

    Implement a function to check if parentheses in a string are balanced.

    • Use a stack to keep track of opening parentheses and pop when a closing parenthesis is encountered.

    • If the stack is empty when a closing parenthesis is encountered or if there are unmatched parentheses at the end, return 'NO'.

    • Ensure that all opening parentheses have a corresponding closing parenthesis in the correct order.

    • Return 'YES' if all parenthes...

  • Answered by AI
  • Q2. 

    Find the Next Greater Number with the Same Set of Digits

    Given a string S that represents a number, determine the smallest number that is strictly greater than the original number and has the same set of ...

  • Ans. 

    The task is to find the smallest number greater than the given number with the same set of digits.

    • Sort the digits of the number in descending order.

    • Find the first digit from the right that is smaller than the digit to its right.

    • Swap this digit with the smallest digit to its right that is greater than it.

    • Sort all the digits to the right of the swapped digit in ascending order to get the smallest number greater than the

  • Answered by AI
Round 2 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

My experience was very awesome , I answered all the questions , although in starting I was very nervous , so at starting interviewer help me get my confidence, interviewer was very helpful.

  • Q1. 

    Maximum Level Sum in Binary Tree Problem Statement

    Given an arbitrary binary tree consisting of N nodes, where each node is associated with a certain value, your task is to find the maximum sum for any le...

  • Ans. 

    Find the maximum sum for any level in a binary tree.

    • Traverse the binary tree level by level and calculate the sum for each level.

    • Keep track of the maximum sum encountered so far.

    • Return the maximum sum found.

    • Example: For the input tree, the maximum level sum is 13 (5+6+2).

  • Answered by AI
  • Q2. 

    Find Top K Frequent Numbers in a Stream

    Given an integer array ARR and an integer K, your task is to find the K most frequent elements in ARR. Return the elements sorted in ascending order.

    Example:

    Inp...
  • Ans. 

    Find the K most frequent elements in an integer array and return them sorted in ascending order.

    • Use a hashmap to store the frequency of each element in the array.

    • Use a min heap to keep track of the K most frequent elements.

    • Return the elements from the min heap in ascending order.

  • Answered by AI
Round 3 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Easy

This round was based on DSA and questions on core subjects that I had studied throughout college.

  • Q1. 

    Vertical Sum in a Binary Tree

    Given a binary tree where each node has a positive integer value, compute the vertical sum of the nodes. The vertical sum is defined as the sum of all nodes aligned along the...

  • Ans. 

    Compute the vertical sum of nodes in a binary tree aligned along the same vertical line.

    • Traverse the binary tree in a level order manner to calculate the vertical sum.

    • Use a hashmap to store the vertical sum at each vertical level.

    • Recursively traverse the tree and update the vertical sum in the hashmap.

    • Output the vertical sums in the required format for each test case.

  • Answered by AI
  • Q2. What is TCP/IP?
  • Ans. 

    TCP/IP is a set of protocols that governs the way data is transmitted over the internet.

    • TCP/IP stands for Transmission Control Protocol/Internet Protocol.

    • It is a suite of communication protocols used to connect devices on the internet.

    • TCP ensures that data is reliably transmitted between devices.

    • IP is responsible for addressing and routing data packets across networks.

    • Examples of TCP/IP protocols include HTTP, FTP, and

  • Answered by AI
Round 4 - HR 

Round duration - 30 minutes
Round difficulty - Easy

Experience : Keep confidence and show them good communication skills. Previous round's performance also matters in this rounds

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPASnapdeal interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 5 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I was interviewed before Apr 2021.

Round 1 - Face to Face 

(1 Question)

Round duration - 60 minutes
Round difficulty - Easy

In the interview I was asked few puzzles and few coding problems.
In the coding questions the interviewers did not ask me to write down the complete codes of the problems, they only asked me to suggest some suitable algorithms.

  • Q1. 

    Count Set Bits Problem Statement

    Given a positive integer N, find the total number of '1's in the binary representation of all the numbers from 1 to N.

    You should return the result modulo 109+7 as the co...

  • Ans. 

    Count the total number of set bits in the binary representation of numbers from 1 to N, modulo 10^9+7.

    • Iterate through numbers from 1 to N and count the set bits in their binary representation

    • Use bitwise operations to count set bits efficiently

    • Return the total count modulo 10^9+7 as the result

  • Answered by AI
Round 2 - Face to Face 

(1 Question)

Round duration - 45 minutes
Round difficulty - Easy

In second round of interview I was asked some hardcore programming questions on data structures since I wrote it as my area of interest. 
I was asked some puzzles as well.

  • Q1. 

    Merge Two Sorted Arrays Problem Statement

    Given two sorted integer arrays ARR1 and ARR2 of size M and N, respectively, merge them into ARR1 as one sorted array. Assume that ARR1 has a size of M + N to hol...

  • Ans. 

    Merge two sorted arrays into one sorted array in place.

    • Iterate from the end of both arrays and compare elements to merge in place

    • Use two pointers to keep track of the current position in both arrays

    • Handle cases where one array is fully merged before the other

  • Answered by AI

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPASnapdeal interview preparation:Topics to prepare for the interview - SQL, Database, Aptitude, Data Structures, Algorithms, OOPSTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewRejected

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Questions based on tree

Interview Preparation Tips

Round: Test
Experience: Keep your Calm
Tips: Practice matters
Duration: 90 minutes
Total Questions: 30

Round: Interview
Tips: They are not going to eat you.. they will help you out only...
So just go inside the interview room as some of your friends called you to ask some question..relax

Skills: Thinking Process
College Name: IIT GUWHATI

Amazon Interview FAQs

How many rounds are there in Amazon Software Testing Engineer interview?
Amazon interview process usually has 5 rounds. The most common rounds in the Amazon interview process are Aptitude Test, Coding Test and HR.
What are the top questions asked in Amazon Software Testing Engineer interview?

Some of the top questions asked at the Amazon Software Testing Engineer interview -

  1. What are functional elements tools.in test...read more
  2. Selcted round for this ...read more

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Amazon Software Testing Engineer Salary
based on 8 salaries
₹2.5 L/yr - ₹12.9 L/yr
At par with the average Software Testing Engineer Salary in India
View more details

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based on 7 reviews

3.7/5

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4.4

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4.4

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4.6

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4.1

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