question stringlengths 7 711 | domain stringclasses 19
values | company stringclasses 33
values | year float64 2.02k 2.03k ⌀ | coding stringclasses 4
values | personal_exp stringclasses 3
values |
|---|---|---|---|---|---|
Design a data pipeline to provide hourly, daily, and weekly active user data for a dashboard that updates every hour, using analytics data stored in a data lake? | All | PayPal | null | null | null |
Design a database system for Swipe Inc. to securely store and manage API keys, user details, and transaction data. | Data Engineer | Mastercard | null | coding | null |
Design a distributed cache system. | Machine Learning | Coinbase | null | null | null |
Design a distributed cache system. | Machine Learning | Plaid | null | null | null |
Design a file sharing system like Dropbox. | Machine Learning | Plaid | null | null | null |
Design a function to match people based on availability and similar interests | All | PayPal | null | coding | null |
Design a high-performance distributed caching service. | Machine Learning | Coinbase | null | null | null |
Design a machine learning system that extracts daily information from Reddit stocks and generates insights for downstream workflows. | Machine Learning | JPMorgan Chase | null | null | null |
Design a machine learning system that extracts from reddit/stocks daily and generate insight for any possible downstream workflows. | Machine Learning | JPMorgan Chase | null | null | null |
Design a machine learning system that makes stock predictions from Reddit comments. | Machine Learning | JPMorgan Chase | null | null | null |
Design a music streaming service like Spotify. | Machine Learning | Plaid | null | null | null |
Design a platform for distributing real-time stock data. | Machine Learning | Coinbase | null | null | null |
Design a random number generator | Data Science | Goldman Sachs | null | null | null |
Design a ranking and scoring system for games. | Machine Learning | Coinbase | null | null | null |
Design a real-time system to track and monitor traffic flow. | Machine Learning | Stripe | null | null | null |
Design a scalable service for storing and serving multimedia. | Machine Learning | Plaid | null | null | null |
Design a system for hotel bookings. | Machine Learning | Plaid | null | null | null |
Design a system for managing a distributed load balancer. | Machine Learning | Coinbase | null | null | null |
Design a system for real-time anomaly detection in system metrics. | Machine Learning | Coinbase | null | coding | null |
design a system for real-time stock market data. | Machine Learning | SAP | null | null | null |
Design a tic tac toe ai program | Data Engineer | PayPal | null | coding | null |
Design a view in Tableau to show State-wise Sales and Profit using the Sample Superstore dataset. | Data Analytics | null | null | null | null |
design a view in tableau to show state-wise sales and profit using the sample superstore dataset. | Data Analytics | Oracle | null | null | null |
Design a view in Tableau to show State-wise Sales and Profit using the Sample Superstore dataset. | Data Analytics | Pico MES | null | null | null |
Design an algorithm to detect credit card fraud? | Machine Learning | Capital One | null | null | null |
design an email spam filter. | Machine Learning | AWS | null | null | null |
Design an online booking system for a movie theater. | Machine Learning | Coinbase | null | null | null |
design system to book minimal parking slot at entry/exit (based on time/distance) Later need to write endpoints required | Data Engineer | PayPal | null | null | null |
Designing a secure digital payment system requires a profound understanding of cybersecurity, user behavior, and the latest technological advancements. | All | Mastercard | null | null | null |
Determine the Click-Through-Rate for Citigroup's Marketing Emails. Assume you are working as a Data Analytics for Citigroup. Citigroup sends out marketing emails to its customers regularly. | SQL | Citigroup | null | null | null |
Determine whether they can match in 0 or 1 swaps. StringA = "hello" StringB="oellh" | Data Science | Stripe | null | coding | null |
Develop a function can_shift to check if one string can be shifted to become another. | Data Analytics | Mastercard | null | coding | null |
Develop a function str_map to determine if a one-to-one correspondence exists between characters of two strings at the same positions | All | PayPal | null | coding | null |
Develop a real-time ad bidding system for online ads. | Machine Learning | Plaid | null | null | null |
Develop a service for sending alerts and notifications. | Machine Learning | Stripe | null | null | null |
Develop a service to manage configuration in distributed systems. | Machine Learning | Coinbase | null | null | null |
Develop an SQL query that uses a join between the "orders" and "customers" tables to calculate the average order value for United States-based customers who have made 3 or more orders in the last month. | Data Science | Coinbase | null | coding | null |
Dfference between Spark Streaming vs Structured Streaming? | Data Engineer | JPMorgan Chase | null | null | null |
Diagnostics of linear and logistic regressions. | Data Science | JPMorgan Chase | null | null | null |
Did you code machine learning algorithms from scratch or used a library? | Data Science | JPMorgan Chase | null | null | null |
Did you consider overfit/ variable selection in this project? | Data Science | PayPal | null | null | null |
Did you encounter any difficult problems during your SQL test that you would consider hard level? | Data Science | Coinbase | null | null | pe |
Did you ever make a decision that did not go as planned? What did you learn from this experience? | Data Science | Chime | null | null | null |
Did you ever make a decision that did not go as planned? What did you learn from this experience? | Data Science | SoFi | null | null | null |
Did you have to complete a coin challenge? | Data Science | JPMorgan Chase | null | null | null |
diff between other boosting algorithms | Data Science | PayPal | null | null | null |
Difference between bagging and boosting. | Data Analytics | Citigroup | null | null | null |
Difference between for loop and while loop in Python | Python | null | null | No | No |
Difference between for loop and while loop in Python | Python | null | null | null | null |
Difference between hashmap and hashtable | Data Engineer | PayPal | null | null | null |
Difference between int data type and integer in Java. | Data Engineer | JPMorgan Chase | null | null | null |
Difference between PC source qualifier and isizeICS source qualifier? | Data Engineer | Shell | 2,023 | null | null |
difference between point estimates and confidence interval. | Data Science | Intel | null | null | null |
Difference between Population and Sample | Data Science | null | null | null | null |
Difference between Population and Sample | Data Science | null | null | null | null |
Difference between Power BI and Tableau | Data Analytics | null | null | null | null |
Difference between Power Query and Power Pivot | Data Analytics | null | null | null | null |
Difference between random forests and gradient boosting. | Data Science | JPMorgan Chase | null | null | null |
Difference between tfidf and word2vec | Data Science | Wells Fargo | null | null | null |
Difference between XGBOOST and RANDOM FOREST. | Data Science | JPMorgan Chase | null | null | null |
Differences between stubs & skeleton in RMI calls | Data Engineer | JPMorgan Chase | null | null | null |
Different between mutable and immutable | Data Science | JPMorgan Chase | null | null | null |
different types of machine learning | Machine Learning | AWS | null | null | null |
Differentiate between .pyc and .py. | Python | null | null | null | null |
Differentiate between a DataNode and NameNode. | Data Engineer | Capital One | null | null | null |
Differentiate between a package and a module in python. | Python | null | null | null | null |
differentiate between bagging and boosting. | Machine Learning | AWS | null | null | null |
Differentiate between commit and checkpoint. | SQL | null | null | null | null |
Differentiate between connect live, import all data and Import some data. | Data Engineer | null | null | null | null |
differentiate between correlation and covariance. | Machine Learning | AWS | null | null | null |
differentiate between data analytics and data science | Data Science | Intel | null | null | null |
Differentiate between Data Analytics and Data Science | Data Science | Glider | 2,022 | null | null |
differentiate between data modelling and database design? | Data Science | IBM | null | null | null |
Differentiate between discrete and continuous. | Data Analytics | null | null | null | null |
Differentiate Between Independent and Dependent Events. | Data Analytics | Mastercard | null | null | null |
differentiate between lasso and ridge regression | Machine Learning | AWS | null | null | null |
differentiate between lasso and ridge regression. | Machine Learning | AWS | null | null | null |
Differentiate between List and Tuple? | General | null | null | null | null |
differentiate between logistic regression and support vector machines. | Machine Learning | AWS | null | null | null |
Differentiate between Power BI and All. | Data Analytics | null | null | null | null |
Differentiate between Pyramid, Django, and Flask. | Python | null | null | No | No |
Differentiate between range and xrange. | Python | null | null | No | No |
Differentiate between SciPy and NumPy? | Python | null | null | No | No |
Differentiate between supervised and unsupervised learning. | Machine Learning | Mastercard | null | null | null |
Differentiate Between Supervised and Unsupervised Learning. | Data Analytics | Mastercard | null | null | null |
differentiate between the long and wide format data | Data Science | IBM | null | null | null |
Differentiate Django reusability code with other frameworks? | Python | null | null | Yes | No |
Discuss a conflict you had with your manager. | Data Science | Coinbase | null | null | pe |
Discuss a past ETL performance issue you faced and how you troubleshooted it. | Data Engineer | Capital One | null | null | null |
Discuss advanced optimization techniques for SQL queries. | SQL | null | null | null | null |
Discuss common preprocessing steps in NLP before modeling. | Data Analytics | American Express | null | null | null |
Discuss Django architecture. | Python | null | null | No | No |
Discuss how to handle missing and null values in SQL. | Data Analytics | Goldman Sachs | null | null | null |
Discuss key hyperparameters in XGBoost and their impact on model performance. | Data Analytics | American Express | null | null | null |
Discuss scenarios where you have applied Bloom Filters in Spark-based projects and the benefits they provided? | Data Engineer | JPMorgan Chase | null | null | null |
Discuss SQL server integration services (SSIS). | SQL | null | null | null | null |
Discuss SQL server reporting services. | SQL | null | null | null | null |
discuss strategies for optimizing the performance of oracle queries. | Data Analytics | Oracle | null | null | null |
discuss the advantages of partitioning tables in a data warehousing environment. | Data Analytics | Oracle | null | null | null |
Discuss the challenges and solutions for handling large datasets in SQL databases. | SQL | Glider | 2,024 | null | null |
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