Block/Cash App Data Engineer Interview Questions
The questions to prepare for a Block/Cash App Data Engineer interview. Questions from real interview reports rank first. Updated daily.
Tests ownership, prioritization, and leadership under ambiguity through a candidate's hardest project.
Tests ownership of data quality issues, risk communication to leadership, and stakeholder management under business pressure.
Use aggregation and window functions to identify the three highest-spending merchants within each region.
Approach for adding data quality checks, observability, and production monitoring to a data pipeline.
Assesses judgment on storage/compute platform choices in the finance domain.
Assesses design and practical steps for creating reusable data tooling.
Evaluates ability to architect real-time data pipelines aligned with Block/Cash App needs.
Tests knowledge of consistency models, security controls, and governance in distributed setups.
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Aggregate sales by category and return the three highest-performing categories.
Return employees earning the second-highest distinct salary within each department, including salary ties.
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