ServiceTitan Data Engineer Interview Questions

The questions to prepare for a ServiceTitan Data Engineer interview. Questions from real interview reports rank first. Updated weekly.

Top Technicians Query

Medium

Tests SQL skills for ranking and filtering based on historical job performance data.

sql queryData Analysisperformance

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Find Records in One Table

Medium

Tests understanding of set-based SQL operations and joins for data reconciliation.

Joinssql query

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Batch vs Stream Processing Trade-offs

Medium

Compare batch and stream processing across latency, complexity, cost, and data quality in a modern analytics pipeline.

InfrastructureStream ProcessingETL

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Data Quality and Schema Evolution

Medium

Approach for handling schema changes and data quality checks in a high-volume data lake pipeline.

schema evolutionData ModelingQuality

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Flatten JSON Into Structure

Medium

Tests ability to transform nested JSON into analysis-ready tabular structures.

json parsingpython

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Array or String Problem

Medium

Tests core algorithmic problem-solving and code correctness under time constraints.

leetcodeArray Manipulation

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