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1
What are your competencies relevant to this role?
Machine Learning
JPMorgan Chase
null
no
no
1
What are your strengths and weaknesses?
Data Analytics
JPMorgan Chase
null
no
no
1
What are your strengths and weaknesses?
Data Engineer
JPMorgan Chase
null
no
no
1
What are your strengths?
Data Science
JPMorgan Chase
null
no
no
1
What are your weaknesses and how can you turn them into strengths?
Data Analytics
JPMorgan Chase
null
no
no
1
What AWS services have you used?
Data Engineer
JPMorgan Chase
null
no
no
0
What can you tell me about recursion?
Data Engineer
JPMorgan Chase
null
no
no
0
What conditions would you take care of when ingesting lots of Kafka event data and RDBMS data, and how to design an ETL pipeline to capture both streams in near real-time?
Data Engineer
JPMorgan Chase
null
no
no
0
What conditions you will take care of while you are getting lot of events data from Kafka & some data from RDBMS, and how you will design the ETL pipeline to capture these data in near-real time for the Kafka it possible but you can possible if any new data change sin RDBMS how you can get instantly?
Data Engineer
JPMorgan Chase
null
no
no
0
What considerations do you take into account when designing a product?
Data Engineer
JPMorgan Chase
null
no
no
0
What did you learn from the experience?
Machine Learning
JPMorgan Chase
null
no
yes
1
What did you learn from your past experiences?
Data Analytics
JPMorgan Chase
null
no
yes
1
What did you learn from your previous experience?
Data Science
JPMorgan Chase
null
no
yes
1
What does GROUP BY do?
Data Science
JPMorgan Chase
null
no
no
0
Are you comfortable with Python syntaxes?
Python
Mastercard
null
no
no
1
At Mastercard, how would you improve the customer experience for people primarily using cash?
Data Engineer
Mastercard
null
no
yes
1
Calculate the product purchase patterns in the transactions table to find the total number of transactions and total amount spent per customer for each quarter of 2021. Additionally, derive the quarter over quarter growth in total amount spent for each user.
SQL
Mastercard
null
no
no
0
Calculate the total number of ATMs that would be required in a new city like Faridabad.
Data Science
Mastercard
null
no
no
0
Can we apply linear regression instead of logistic regression and vice versa?
Machine Learning
Mastercard
null
no
no
0
Can we rely on accuracy alone to measure model performance? Explain Why?
Machine Learning
Mastercard
null
no
no
0
Can you create a detailed project plan for a complex, multi-year technology initiative?
All
Mastercard
null
no
no
0
Can you describe a past experience where you successfully optimized an algorithm, and what were the results
All
Mastercard
null
no
yes
0
Can you describe a project where you applied machine learning to improve product features?
All
Mastercard
null
no
no
0
Can you describe a situation where you faced a significant challenge at work and how you handled it?
All
Mastercard
null
no
yes
1
Can you describe a situation where you had to foster growth and ensure your team stayed ahead technologically?
All
Mastercard
null
no
yes
1
Can you describe a time when you had to communicate a complex idea or plan to a team or individual with less technical knowledge? How did you ensure they understood?
All
Mastercard
null
no
yes
1
Can you describe how you would develop a customer-centric product within a framework where both technical and regulatory landscapes are complex?
All
Mastercard
null
no
yes
1
Can you describe how you would make a decision with limited information in a rapidly evolving financial sector?
All
Mastercard
null
no
yes
1
Can you optimize and enhance systems within set constraints, and provide a specific instance where you identified a bottleneck or inefficiency in a system and resolved the issue without additional resources?
All
Mastercard
null
no
no
1
Can you talk about a time when you spotted an opportunity for innovation within a process or project?
All
Mastercard
null
no
no
1
Can you tell me a little bit about yourself?
All
Mastercard
null
no
no
1
Could you tell me more about the key projects the person in this role will be working on?
All
Mastercard
null
no
no
1
Create a function convert_to_bst to convert a sorted list into a balanced binary tree.
Data Analytics
Mastercard
null
no
no
0
Define Expected Value and Its Importance.
Data Analytics
Mastercard
null
no
no
0
Describe a creative marketing campaign you found impressive and why?
All
Mastercard
null
no
no
1
Describe a data project you worked on. What were some of the challenges you faced?
Data Engineer
Mastercard
null
no
yes
1
Describe a project where you applied your programming skills (if applicable)?
All
Mastercard
null
no
no
0
Describe a situation where you demonstrated Alllent problem-solving skills?
All
Mastercard
null
no
yes
1
Describe a specific risk management method you have implemented, focusing on the steps taken to identify potential risks, the strategies used to mitigate them, and the outcomes of those actions.
All
Mastercard
null
no
no
1
Describe Conditional Probability and Provide an Example.
Data Analytics
Mastercard
null
no
no
0
Describe the Support Vector Machine (SVM) Algorithm.
Data Analytics
Mastercard
null
no
no
0
Describe yourself as a person.
All
Mastercard
null
no
no
0
Design a database system for Swipe Inc. to securely store and manage API keys, user details, and transaction data.
Data Engineer
Mastercard
null
no
no
0
Designing a secure digital payment system requires a profound understanding of cybersecurity, user behavior, and the latest technological advancements.
All
Mastercard
null
no
no
0
Develop a function can_shift to check if one string can be shifted to become another.
Data Analytics
Mastercard
null
no
no
0
Differentiate Between Independent and Dependent Events.
Data Analytics
Mastercard
null
no
no
0
Differentiate between supervised and unsupervised learning.
Machine Learning
Mastercard
null
no
no
0
Differentiate Between Supervised and Unsupervised Learning.
Data Analytics
Mastercard
null
no
no
0
Discuss the Importance of Model Evaluation Metrics.
Data Analytics
Mastercard
null
no
no
0
Discuss the Relationship Between the Binomial and Bernoulli Distributions.
Data Analytics
Mastercard
null
no
no
0
Discuss the Significance of the Central Limit Theorem.
Data Analytics
Mastercard
null
no
no
0
Discuss your approach to fostering a culture of innovation and learning, ensuring that team members are not only receptive to change but are also active participants in the transition process.
All
Mastercard
null
no
no
1
Do you have any questions for us?
All
Mastercard
null
no
no
1
Does it differ from normalized modeling?
Data Engineer
Mastercard
null
no
no
0
Explain a time you had to work effectively in a team on a project?
All
Mastercard
null
no
yes
0
Explain Bayes Theorem and Its Application.
Data Analytics
Mastercard
null
no
no
0
Explain the Bias-Variance Tradeoff.
Data Analytics
Mastercard
null
no
no
0
Explain the concept of dimensional modeling.
Data Engineer
Mastercard
null
no
no
0
Explain the Concept of Feature Engineering.
Data Analytics
Mastercard
null
no
no
0
Explain the Law of Large Numbers and Its Implications.
Data Analytics
Mastercard
null
no
no
0
Explain the Mean and Variance of a Binomial Distribution.
Data Analytics
Mastercard
null
no
no
0
Filter Mastercard Customer Records: how would you retrieve records of customers who are from USA, have at least two different cards with Mastercard, and have made five or more transactions in the past month?
SQL
Mastercard
null
no
no
0
Give a detailed description of your project.
All
Mastercard
null
no
no
0
Given a dataset of customer demographics and purchase history, how would you segment customers based on their spending behavior?
Data Engineer
Mastercard
null
no
no
0
Given a list of strings of letters from a to z, create a function, sum_alphabet, that returns a list of the alphabet sum of each word in the string.
Data Engineer
Mastercard
null
no
no
0
Given a table called employees, get the largest salary of any employee by department.
Data Engineer
Mastercard
null
no
no
0
Given a table that registers each transaction made with a Mastercard, find the total amount of money transacted each day.
SQL
Mastercard
null
no
no
0
Given an (integer) height h and base b, how to write a function draw_isosceles_triangle that returns the shape of the isosceles triangle using (a 2D list) of 0s and 1s, where 0 and 1 represent the space outside and inside of the triangle, respectively?
Data Engineer
Mastercard
null
yes
no
0
Given the rise of contactless payments, how can Mastercard ensure security without compromising user experience?
Data Engineer
Mastercard
null
no
yes
0
Given two sorted lists, write a function to merge them into one sorted list.
Data Engineer
Mastercard
null
yes
no
0
Have you worked with SQL?
SQL
Mastercard
null
no
no
0
How are Permutations and Combinations Calculated?
Data Analytics
Mastercard
null
no
no
0
How can you optimize algorithm performance for real-time transaction processing?
All
Mastercard
null
no
no
0
How do you allocate resources, balance cost with potential gains, and anticipate financial needs for future projects in a tech-centric environment?
All
Mastercard
null
no
no
0
How do you anticipate, identify, and mitigate risks in technology projects?
All
Mastercard
null
no
no
0
How do you apply advanced technology, specifically machine learning, to practical, commercial ends?
All
Mastercard
null
no
no
0
How do you balance precision and recall in data analysis and business decision-making?
All
Mastercard
null
no
no
0
How do you calculate the quarterly growth in total amount spent for each user?
SQL
Mastercard
null
no
no
0
How do you deal with categorical data in a supervised model?
Data Science
Mastercard
null
no
no
0
How do you dissect complex data sets and draw actionable insights under real-world business challenges?
All
Mastercard
null
no
no
0
How do you ensure team alignment and collaboration across different time zones and cultures?
All
Mastercard
null
no
no
1
How do you find the employees who earn more than their own manager?
SQL
Mastercard
null
no
no
0
How do you handle ambiguity, synthesize diverse information streams, and predict potential outcomes in the financial sector?
All
Mastercard
null
no
no
1
How do you handle feedback?
All
Mastercard
null
no
no
0
How do you lead a team through uncertainty and change, ensuring that technological advancements are embraced without sacrificing performance or morale?
All
Mastercard
null
no
no
0
How do you locate records in one table that are absent from another?
SQL
Mastercard
null
no
no
0
How do you manage conflicting priorities effectively?
All
Mastercard
null
no
no
1
How do you stay abreast of technological advancements in the financial services industry, and how do you strategically apply these innovations to enhance Mastercard's offerings?
All
Mastercard
null
no
no
0
How do you stay current with technology and industry trends in the fast-paced world of financial services?
All
Mastercard
null
no
no
1
How do you write an SQL query to find the total amount spent per customer for each quarter of 2021?
SQL
Mastercard
null
no
no
0
How much should we budget for a $5 coupon initiative in a ride-sharing app?
Data Analytics
Mastercard
null
no
no
1
How to calculate a confidence interval?
Data Analytics
Mastercard
null
no
no
0
How to write a function range_vehicles that will give the number of vehicles between the start and end checkpoints?
Data Engineer
Mastercard
null
yes
no
0
How will you calculate the total number of null values in a dataset?
Python
Mastercard
null
no
no
0
How will you create a new column whose value is calculated from two other columns?
Python
Mastercard
null
no
no
0
How will you find all the unique values in a column?
Python
Mastercard
null
no
no
0
How will you load a dataset which is too large in size to hold in memory?
Python
Mastercard
null
no
no
0
How will you measure 9 minutes using two hourglasses of 4 and 7 minutes respectively?
All
Mastercard
null
no
no
0
How will you rename a column?
Python
Mastercard
null
no
no
0
How would you approach negotiations with a software vendor in a highly competitive financial technology space?
All
Mastercard
null
no
no
1