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American Express Data Engineering Manager Interview Questions and Answers
American Express Data Engineering Manager Interview Experiences
1 interview found
Anonymous
(2 Questions)
- Q1. Diameter for tree
- Ans.
The diameter of a tree is the width of the tree trunk measured at breast height (4.5 feet above the ground).
Diameter is typically measured in inches or centimeters.
To measure the diameter of a tree, use a measuring tape or calipers at breast height.
The formula for calculating diameter is circumference divided by pi (3.14).
- Q2. Height of tree using Tree traversal
- Ans.
Calculate the height of a tree using tree traversal algorithm.
Use depth-first search (DFS) or breadth-first search (BFS) to traverse the tree and calculate the height.
For DFS, recursively traverse each subtree and return the maximum height of the left and right subtrees.
For BFS, use a queue to traverse each level of the tree and increment the height at each level.
The height of a tree is the number of edges on the longe
Skills evaluated in this interview
Interview questions from similar companies
I was interviewed in Oct 2016.
Interview Questionnaire
4 Questions
- Q1. Select any five companies you would invest in and why given the required metrics.
- Ans.
I cannot provide investment advice, but here are five companies that have shown strong financial performance in recent years.
Apple - consistently high revenue and profit margins
Amazon - dominant player in e-commerce and cloud computing
Microsoft - strong growth in cloud computing and enterprise software
Alphabet (Google) - diversified revenue streams and strong advertising business
Visa - dominant player in the payments i
- Q2. Questions based on case study.
- Q3. Detailed discussions on the indian economy?
- Q4. Brexit vote and how it would effect the indian economy?
- Ans.
The Brexit vote could have both positive and negative effects on the Indian economy.
Positive effects: Increased trade opportunities with the UK, potential for attracting foreign investments from companies relocating from the UK.
Negative effects: Uncertainty in global markets leading to volatility in exchange rates, potential decline in exports to the UK.
Example: Indian IT companies may face challenges due to stricter i...
Interview Preparation Tips
Experience: We were first taught the basics of operations involved in working with an investment bank. Based on the workshop we were given a case study with a list of companies to select the one's which are potencial candidates for investments. We were all divided into groups of 5 students.
Round: Test
Experience: The test was basic. Economical aptitude requires prior knowledge of economics concepts. The review topicwas GST bill.
Duration: 1 hour
Total Questions: 41
Round: Stress Interview
Tips: It is important to be aware about the current events and economies.
Skills: Economic Affairs, Financial Economics, Knowledge On Current Affairs
College Name: Thapar University, Patiala
Interview Questionnaire
5 Questions
- Q1. Tell me about yourself
- Ans.
I am a data analyst with experience in analyzing and interpreting complex data sets to drive business insights.
Experienced in using statistical analysis tools such as Python, R, and SQL
Proficient in data visualization tools like Tableau and Power BI
Skilled in data cleaning, data mining, and data modeling techniques
Strong problem-solving and critical thinking skills
Effective communicator and team player
Example: I have w...
- Q2. Biggest hurdle you faced during the work you did t organise the tech fest of your college
- Ans.
The biggest hurdle I faced during organizing the tech fest of my college was securing sponsorships.
Difficulty in convincing companies to sponsor the event
Limited budget for organizing a large-scale tech fest
Competition with other college events for sponsorships
Negotiating sponsorship deals and ensuring deliverables
Finding sponsors aligned with the theme and objectives of the tech fest
- Q3. Would you go for an MBA?
- Ans.
Yes, pursuing an MBA can enhance my skills and open up new career opportunities.
An MBA can provide a strong foundation in business and management principles.
It can help develop analytical and problem-solving skills.
An MBA can broaden my network and provide access to valuable connections.
It can open up leadership roles and higher-level positions in organizations.
Having an MBA can increase earning potential and job prosp...
- Q4. Reliance fresh wants to open a store in north-eastern part of India. Should it or should it not?
- Ans.
Yes, Reliance Fresh should open a store in the north-eastern part of India.
The north-eastern part of India has a growing population and increasing consumer demand.
Reliance Fresh can tap into the untapped market potential in the region.
Opening a store in the north-eastern part of India can help Reliance Fresh expand its presence and increase its market share.
Reliance Fresh can leverage its existing supply chain and dist...
- Q5. Guesstimate the number of people travelling by local metro in mumbai
- Ans.
The number of people travelling by local metro in Mumbai is estimated to be in millions.
Mumbai has a population of over 20 million people.
The local metro is a popular mode of transportation in Mumbai.
During peak hours, the metro trains are usually crowded.
The metro network in Mumbai is extensive, covering various parts of the city.
The number of daily commuters on the metro can be estimated based on population density a
Interview Preparation Tips
Experience: cpi above 7.0
Round: Test
Experience: Basic maths, shares related questions and english
Duration: 1 hour
Total Questions: 40
Round: Technical + HR Interview
Experience: Very easy round.
Skills: Aptitude, Communication, Quantitative Aptitude, Leadership Skills, Technical Skill
College Name: IIT Kanpur
Interview Questionnaire
1 Question
- Q1. Explain about self introduction
I applied via Walk-in and was interviewed in Apr 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. About your self
Interview Preparation Tips
AKASH KUMAR SINGH
I applied via Campus Placement and was interviewed in Dec 2016. There were 6 interview rounds.
Interview Questionnaire
4 Questions
- Q1. For this round he gave me lot of problems and asked to develop optimal algorithm to solve that. Problems were mainly on trees and number sequences
- Q2. In this round he mainly discussed my projects and asked me how these can be put to use in Paypal. He also asked some basic questions from ML
- Q3. HR round was just for formality
- Q4. Probability , question on calculating expected number of trials and puzzles
Interview Preparation Tips
Experience: The coding question was:
Given a binary string containing 0's and 1's. You can split the string such that each partition should be a exponential of 5 (1,5,25,625...). You were asked to return minimum number of partition for the given string such each partition is exponential of 5. If no such partition exists return -1.
Examples: '101101101' Ans: 3 (101, 101, 101)
'111' Ans: 3 (1,1,1)
10101 Ans: -1
Tips: For MCQ's prepare DSA, OS and Networking. For DSA you can refer to cormen
For Coding question practice on either geeksforgeeks or from any of the coding platforms like hackerrank
The shortlist was mainly dependent on coding question
Duration: 1 hour 30 minutes
Round: Puzzle Interview
Tips: Do lot of puzzles from heard on the street, -----/ , Try to search for more. It will be helpful in other interviews as well
Round: Technical Interview
Tips: Practice algorithm section from geeksforgeeks. There are lot of standard problems. The given questions were slightly modified version of standard problems
Round: Technical Interview
Tips: For this round you need to be well prepared with your projects and resume.
College Name: IIT Madras
Selected
I applied via LinkedIn and was interviewed before Dec 2023. There was 1 interview round.
(1 Question)
- Q1. Automation you have done
I applied via Naukri.com and was interviewed in Dec 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Different joins
- Q2. Case study
Revenue impact for casino
I applied via LinkedIn and was interviewed in Nov 2022. There were 4 interview rounds.
Pandas and SQL questions and some business case
(2 Questions)
- Q1. The head of the vertical took interview, explained role and asked about my experience.
- Q2. What project did you work on?
(3 Questions)
- Q1. A senior data scientist asked technical questions on my experience.
- Q2. What is the advantage or lstm over rnn.
- Ans.
LSTM has better memory retention than RNN.
LSTM can remember long-term dependencies better than RNN.
LSTM has a gating mechanism that controls the flow of information.
LSTM can handle vanishing gradient problem better than RNN.
LSTM is more suitable for tasks that require long-term memory, such as speech recognition and language translation.
- Q3. What is multicollinearity and what are its effects?
- Ans.
Multicollinearity is a phenomenon where two or more independent variables in a regression model are highly correlated.
It can lead to unstable and unreliable estimates of regression coefficients.
It can make it difficult to determine the individual effect of each independent variable on the dependent variable.
It can also result in inflated standard errors and p-values, making it difficult to identify statistically signif...
Skills evaluated in this interview
Selected
(2 Questions)
- Q1. What is Ram? What is Rom?
- Ans.
RAM stands for Random Access Memory, a type of computer memory that can be accessed randomly. ROM stands for Read-Only Memory, a type of memory that stores data permanently.
RAM is volatile memory used by the computer to store data and program instructions temporarily.
ROM is non-volatile memory that stores firmware and cannot be easily modified or deleted.
RAM is faster but loses data when power is turned off, while ROM ...
- Q2. Which language understand the computer?
- Ans.
Computers understand machine language, which is a set of binary codes representing instructions that the computer can execute.
Computers understand machine language, which consists of binary code representing instructions.
High-level programming languages like Python, Java, C++ are used to write code that is then translated into machine language.
Compilers and interpreters are used to convert high-level code into machine
(1 Question)
- Q1. What is the machine language?
- Ans.
Machine language is the lowest-level programming language that directly corresponds to instructions executed by a computer's CPU.
Machine language consists of binary code representing instructions that can be executed by a computer's central processing unit (CPU)
It is the lowest-level programming language and is specific to the type of CPU being used
Machine language is difficult for humans to read and write, as it is co...
(1 Question)
- Q1. What does BIOS works for?
- Ans.
BIOS works as a firmware that initializes hardware components during the boot process of a computer.
BIOS stands for Basic Input/Output System
It is responsible for initializing and testing hardware components like the CPU, memory, and storage devices
BIOS also provides the necessary instructions for the operating system to boot up
It is stored on a ROM chip on the motherboard
Skills evaluated in this interview
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American Express Data Engineering Manager Interview Process
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