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Amazon Transportation Services Software Developer Interview Questions and Answers

Updated 6 Jun 2024

Amazon Transportation Services Software Developer Interview Experiences

1 interview found

Software Developer Interview Questions & Answers

user image Suryansh Nigam

posted on 6 Jun 2024

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed in May 2020. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. What is diameter of Binary Tree? Write full working code.
  • Ans. 

    Diameter of a binary tree is the longest path between any two leaf nodes.

    • Calculate the height of left and right subtrees recursively.

    • Calculate the diameter recursively using the formula max(left_height + right_height + 1, max(left_diameter, right_diameter)).

    • Return the maximum diameter.

  • Answered by AI
  • Q2. Find interchanged terms from an AP, where terms are arranged in series
  • Ans. 

    To find interchanged terms from an AP series

    • Identify the common difference between terms

    • Swap the positions of adjacent terms

    • Check if the new series is also an AP

    • Repeat until no more interchanged terms can be found

  • Answered by AI
  • Q3. Explain database indexing
  • Ans. 

    Database indexing is a technique to improve the performance of database queries.

    • Indexing creates a data structure that allows for faster retrieval of data.

    • Indexes are created on one or more columns of a table.

    • Queries that use indexed columns can be executed faster.

    • Indexes can be clustered or non-clustered.

    • Clustered indexes determine the physical order of data in a table.

    • Non-clustered indexes create a separate structure...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well on basic data structures, operating systems and database.

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Dec 2020. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Design a stack that support getmin in O(1) time and O(1) space complexities
  • Ans. 

    Design a stack that supports getmin in O(1) time and O(1) space complexities.

    • Use two stacks, one for storing the actual values and the other for storing the minimum values.

    • When pushing a new value, check if it is smaller than the current minimum value and push it to the minimum stack if it is.

    • When popping a value, check if it is the current minimum value and pop it from the minimum stack if it is.

    • To get the minimum val...

  • Answered by AI
  • Q2. Questions related OS and DBMS
  • Q3. Binary tree traversal
  • Ans. 

    Binary tree traversal is the process of visiting each node in a binary tree exactly once in a specific order.

    • There are three main types of binary tree traversal: inorder, preorder, and postorder.

    • Inorder traversal visits the left subtree, then the root, then the right subtree.

    • Preorder traversal visits the root, then the left subtree, then the right subtree.

    • Postorder traversal visits the left subtree, then the right subt...

  • Answered by AI
  • Q4. LRU cache explanation
  • Ans. 

    LRU cache is a data structure that stores the most recently used items and discards the least recently used items.

    • LRU stands for Least Recently Used

    • It has a fixed size and when the cache is full, the least recently used item is removed to make space for a new item

    • It uses a combination of a doubly linked list and a hash map to achieve O(1) time complexity for both insertion and deletion

    • Example: A web browser cache that ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Good with your programming skills and fundamentals.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Interview Preparation Tips

Interview preparation tips for other job seekers - More Focus on database and any one technology .

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Hard
Process Duration
4-6 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Apr 2024. There was 1 interview round.

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Oct 2023. There were 2 interview rounds.

Interview Preparation Tips

Topics to prepare for Ecom Express Software Developer interview:
  • Dynamic programming
  • Priority queue
Interview preparation tips for other job seekers - Communicate yourself , whether you are able to think about the problem or not .

Skills evaluated in this interview

I applied via Recruitment Consultant and was interviewed in Jun 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Basic to intermediate questions on data structures and django.

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview process easy.
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
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Amazon Transportation Services Interview FAQs

How many rounds are there in Amazon Transportation Services Software Developer interview?
Amazon Transportation Services interview process usually has 2 rounds. The most common rounds in the Amazon Transportation Services interview process are Aptitude Test and Coding Test.

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Amazon Transportation Services Software Developer Interview Process

based on 1 interview

Interview experience

3
  
Average
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Amazon Transportation Services Software Developer Salary
based on 9 salaries
₹5.6 L/yr - ₹11.6 L/yr
22% more than the average Software Developer Salary in India
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Amazon Transportation Services Software Developer Reviews and Ratings

based on 2 reviews

3.6/5

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3.6

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3.6

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3.8

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