Top 50 pandas Interview Questions
The most frequently asked pandas questions across all roles and companies, ranked by real interview frequency. Updated weekly.
Tests ownership under ambiguity in a data engineering context, especially how you diagnose unclear data issues and drive a measurable resolution.
SAS
GoDaddy
SpotOn: CorporateTests technical communication and influence: can you explain a performance-driven implementation choice clearly, with evidence, and drive alignment?
Susquehanna International GroupEExpedientTests technical communication and influence in a data engineering context, especially when defending a nuanced implementation choice under scrutiny.
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Tests Python proficiency and ability to implement data transformations efficiently.
EXL ServiceTests practical data wrangling skills and correctness of dataframe transformations and aggregations.
Assesses your ability to execute multi-stage data tasks and apply them to a case scenario.
PinterestEvaluates your data cleaning skills and ability to derive initial insights from messy inputs.
OuraOOura RingTests practical pandas skills for joining shipment and receipt data and computing aggregated delays.
Walmart Supply ChainStandardize inconsistent addresses using joins, CTEs, and CASE logic to map each record to a normalized region.
Telus DigitalClean Salesforce lead data with CTEs, LEFT JOINs, CASE, and COALESCE to standardize missing values for analysis.
SalesforceUse joins, a CTE, and aggregations to calculate average vehicle idle minutes in a specific geographic zone.
Waymo