Paypal Data Scientist Coding & Algorithms Interview Questions
Master your tech interview with our curated database of real questions from top companies.
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PayPal
Medium
Data ScientistImplement sliding-window device anomaly
Streaming detection algorithm: Implement a function process_logins(stream) that consumes a time-ordered stream of login events (user_id, ts, device_id...
Coding & Algorithms
0
0
Oct 13, 2025
PayPal
Medium
Data ScientistCount Word Frequency and Print Top Three Words
Scenario First-round Python coding screening Question Using only basic Python, write a function that receives a list of strings and returns a dictiona...
Coding & Algorithms
0
0
Aug 4, 2025
PayPal
Medium
Data ScientistGenerate Bigrams Using Python List Comprehension and Zip
Scenario Live Python exercise: generate all bigrams from an input string and iteratively optimize the solution. Question Write a Python function that ...
Coding & Algorithms
0
0
Aug 4, 2025