i
Amazon
Proud winner of ABECA 2024 - AmbitionBox Employee Choice Awards
Filter interviews by
The least common ancestor of a binary tree is the node that is the lowest common ancestor of two given nodes in the tree.
Start from the root node and recursively search for the given nodes in the left and right subtrees.
If one node is found in the left subtree and the other in the right subtree, then the current node is the least common ancestor.
If both nodes are found in the left subtree, then the least common ancesto...
Use Dijkstra's algorithm to find the smallest path from point a to point b in a matrix.
Implement Dijkstra's algorithm to find the shortest path in a matrix
Create a matrix representation of the graph with weights on edges
Start from point a and explore all possible paths to reach point b
I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
Query to retrieve the first order for each customer in 2021
Use a subquery to find the minimum order date for each customer in 2021
Join the subquery with the main table on customer ID and order date to get the first order
S3 and Lambda can be connected using S3 event notifications to trigger Lambda functions.
Set up an S3 bucket and create a Lambda function
Configure the S3 bucket to send event notifications to the Lambda function
Define the event type and prefix/suffix for triggering the Lambda function
Lambda function will be automatically triggered when the specified event occurs in the S3 bucket
Churn rate is the percentage of customers who stop using a product or service over a certain period of time. Customer conversion rate is the percentage of potential customers who take a desired action, such as making a purchase.
Churn rate measures customer retention and loyalty.
Customer conversion rate measures the effectiveness of marketing and sales efforts.
Churn rate can be calculated by dividing the number of custo...
I applied via AmbitionBox and was interviewed in Aug 2024. There were 2 interview rounds.
Aptitude test is a standardized assessment that measures a person's skills and abilities, rather than their existing knowledge or qualification.
I want to join Amazon because of its innovative culture, global impact, and opportunities for growth.
Innovative culture: Amazon is known for its cutting-edge technology and constant innovation.
Global impact: Working at Amazon allows me to be part of a company that has a worldwide reach and influence.
Opportunities for growth: Amazon offers a wide range of career development opportunities and the chance to learn and grow
An algorithm is a set of instructions or rules designed to solve a specific problem or perform a specific task.
An algorithm is a step-by-step procedure for solving a problem or accomplishing a task.
It is a finite sequence of well-defined, computer-implementable instructions.
Algorithms can be used in various fields such as computer science, mathematics, and engineering.
Examples of algorithms include sorting algorithms l...
Data structure is a way of organizing and storing data in a computer so that it can be accessed and modified efficiently.
Data structures define the way data is organized and stored in memory.
Examples include arrays, linked lists, stacks, queues, trees, and graphs.
Choosing the right data structure is important for optimizing performance and memory usage in software development.
Collections API is a set of tools and protocols that allow developers to interact with and manage collections of data.
Collections API provides methods for adding, removing, and updating items in a collection.
It allows developers to retrieve specific items from a collection based on various criteria.
Collections API can also include features for sorting and filtering data within a collection.
Examples of Collections API i...
What people are saying about Amazon
Aptitude, grammar and logical reasoning
Group discussion for around 15 members in one set
Amazon interview questions for popular designations
I applied via Walk-in and was interviewed in Jun 2024. There were 3 interview rounds.
Get interview-ready with Top Amazon Interview Questions
I don't have any kind of info.
I applied via Naukri.com and was interviewed in Nov 2024. There were 2 interview rounds.
Question on time,profit and loss, speed and distance
Amazon coding tests typically consist of multiple choice questions, debugging exercises, and coding challenges.
Multiple choice questions testing knowledge of programming concepts and algorithms
Debugging exercises to identify and fix errors in code snippets
Coding challenges to solve algorithmic problems within a time limit
Examples: Implementing a sorting algorithm, solving a problem using dynamic programming
Amazon work processes involve efficient order fulfillment, inventory management, customer service, and continuous improvement.
Order fulfillment involves picking, packing, and shipping items quickly and accurately.
Inventory management includes tracking stock levels, replenishing items, and optimizing storage space.
Customer service focuses on resolving issues, answering inquiries, and ensuring customer satisfaction.
Conti...
Binary Search based optimisation question
I applied via Approached by Company and was interviewed in Aug 2024. There were 4 interview rounds.
Majorly the interviews revolve around the following skills :
1. Advanced SQL
2. PYTHON (DSA)
Majorly the interviews revolve around the following skills :
1. Advanced SQL
2. python (DSA)
I would have used indexing, query optimization, and data partitioning to optimize the system.
Implement indexing on frequently queried columns to improve search performance.
Optimize queries by using proper joins, filters, and aggregations.
Partition large tables to distribute data across multiple storage devices for faster access.
Use materialized views to precompute and store aggregated data for quicker retrieval.
Handled a complex data migration project by breaking it down into smaller tasks and collaborating with team members.
Identified key stakeholders and their requirements
Developed a detailed project plan with timelines and milestones
Assigned specific tasks to team members based on their strengths and expertise
Regularly communicated progress updates and addressed any issues promptly
Some of the top questions asked at the Amazon interview -
The duration of Amazon interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 4.1k interviews
Interview experience
based on 25.2k reviews
Rating in categories
2-10 Yrs
₹ 18-47 LPA
Hyderabad / Secunderabad
0-4 Yrs
Not Disclosed
Kolkata
2-7 Yrs
₹ 5.5-5.5 LPA
Customer Service Associate
4.2k
salaries
| ₹0 L/yr - ₹0 L/yr |
Transaction Risk Investigator
3.1k
salaries
| ₹0 L/yr - ₹0 L/yr |
Associate
2.8k
salaries
| ₹0 L/yr - ₹0 L/yr |
Senior Associate
2.5k
salaries
| ₹0 L/yr - ₹0 L/yr |
Program Manager
2.1k
salaries
| ₹0 L/yr - ₹0 L/yr |
Flipkart
TCS
Netflix