Cracking The Top Amazon Coding Interview Questions

Cracking The Top Amazon Coding Interview Questions

Did you know?

Every year, lakhs of candidates apply for Amazon. Though, only 2% of them got selected.

Working at Amazon is the dream of many aspirants! The company offers numerous job benefits to its employees by giving a good career push.

If you are interested in applying for a job at amazon and want to ace the top coding interview questions Amazon then you are at the right place.

In this blog, we will see how you can prepare yourself for one of the unique interviews. Stay with us till the end to learn the right strategies to crack the Amazon coding interview.

What is the interview process at Amazon?

To test the abilities of candidates, amazon conducts different phases of interviews, which are as follows:

1. Written Round

The written round is more in MCQ format. You will find questions based on- C, C++, Operating systems, Data structures, and more. It is divided into two parts- Aptitude and logical and technical tests.

2. Online Coding Test

This round is conducted online mode. The candidates are asked 3-4 coding questions on the concepts of arrays, strings, and matrix. Candidate must have a good understanding of data structures to clear this round.

3. Multiple Technical Round

This round has multiple segments. First is Technical Round 1 and second is Technical Round 2.

Technical Round 1- This a face-to-face algorithmic round, in which candidates are given 3-4 questions based on only data structures.

Technical Round 2- Same as round 1 but with more intensity and difficulty. Candidates have to have a clear knowledge of data structures and algorithms.

4. The Hiring Manager Round

In this round, they will ask you about the programs you know, projects you have worked on, and your experiences.

5. The HR Round

The HR round is the basic interview round in which they can ask you;

  • Tell me about yourself
  • Your strength and weaknesses
  • Where do you see yourself in the next 5 years and more

These are some of the rounds of the interview process but the toughest among them would be the coding interview. So, let’s discuss how that goes.

What are the different rounds at the Amazon coding interview?

As much as the coding interview questions at Amazon are important, the process of the interview is equally important. Once your profile gets shortlisted after the written round you will get a call for an interview.

The interview includes 3 rounds which are as follows:

1. The Phone Screen

In this round, a team member of amazon will get in touch with you. It will be a telephone interview. They will ask some basic questions about you, your experiences, your skills (including strengths and weaknesses), and your expectations from the role in the company.

At the end of the interview, if you pass the phone screen, only then will they set a date for your Amazon coding challenge round.

2. Amazon Coding Assignment

This round can happen online or in person depending on the role you have applied for. In this round, you will get 3-4 coding questions based on data structures and algorithms on the concept of arrays, strings, and matrix. You will get a limited time duration to solve the problems. Then you will be evaluated on the basis of the approach you made while solving the problem and how you found the solution.

3. On-site Interview/ The loop

If you crack the coding round, you will get a call from amazon for the on-site interview. This is the last round also known as The Loop. In the interview, you will find a panel with 5-6 interviewers sitting there. Each one of them will ask you some questions related to the position you applied for.

Now, as we discussed all the processes, let’s come to the main question of this blog.

What are the coding questions that are asked during the interview?

To appear for the coding interview questions Amazon, you should prepare the much-asked coding questions beforehand.

These coding questions are based on Algorithms and Data structures. We are listing some of the basic questions through which you can get an idea of which type of coding questions are asked.

  1.  A dictionary of words and an input string are given. Figure out if the input string can be segmented into dictionary words.
  2. Reverse the words.
  3. A binary tree is given, find out if it is a mirror view of itself
  4. Find out the largest elements of K from an array
  5. How to rotate an array by K?

If you want more questions then you can search for the Love Babbar DSA sheet. It is a Data Structure and Algorithm sheet with almost 450 coding questions which are generally asked in the interview. This set of questions will help you understand the concept of DSA clearly.

Now, a basic question may pop into your mind: how can you prepare yourself for the interview?
So, here are some tips for you.

Preparation tips for the interview:

It’s important for you to be fully prepared for the interview to ace it. Amazon coding interviews are not so easy to crack. You will need the right strategies and tips for the preparations.
Here it goes

1. Take a good period of time to prepare yourself.

Coding needs some time to understand properly. So, you have to give a maximum of 3-4 to prepare yourself.

2. Study algorithms and data structures.

Algorithms and data structures are basics for coding, and studying and giving time to it would be good for you..

3. Self-made notes are important.

Self-made notes help us to remember the steps properly and you can always go through them whenever you feel like it.

4. Update your resume

Always try to keep your resume updated with adding your recent experiences.

5. Prepare for coding assessment.

Coding assessment is the toughest round of the interview, you need good preparation to crack this round

Scoring and Evaluating systems:

Scoring and Evaluating totally depend on how you gave the interview. The interviewer has 4 choices- Very strong, Acceptable, Not acceptable, Strongly not acceptable. At the time of filling out the score, one interviewer can not see another one’s score. With the maximum number of votes, the interviewee gets hired.


In this blog, we discussed some of the basic coding questions which are asked in the interview with Amazon and learned how you can ace these coding questions on the basis of right strategies.

Also Read : Continuous Training, The Hallmark


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