Top 24
Prep plan
Updated weekly · Last refresh Oct 17

UC San Francisco Data Engineer Interview Questions

The questions to prepare for a UC San Francisco Data Engineer interview. Questions from real interview reports rank first. Updated daily.

24questions
~3htotal time
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1
PipelinesStart here. 15 questions · ~121 min
Optimize Slow Spark ETL PipelineHard

Redesign a slow Databricks Spark ETL pipeline to cut runtime from 3 hours to under 60 minutes without breaking data quality or SLAs.

UC San Francisco
Warehouse Analytics ExperienceEasy

Discuss practical experience using a data warehouse for analytics, including loading, transformation, orchestration, and data quality.

InfrastructureData ModelingUC San Francisco
Data Modeling Tools and ArchitectureEasy

Preferred tools and patterns for data modeling and pipeline architecture in a modern data platform.

InfrastructureToolsData ModelingUC San Francisco
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2
SQL & Data Manipulation4 questions + 3 drills · ~62 min
3
Coding4 questions · ~32 min
Time Complexity for Data ManipulationMedium

Tests algorithmic thinking and ability to reason about performance for data transformations.

Hash TablesArraysSortingUC San Francisco
Cleaning and Normalizing DataEasy

Tests practical coding ability for data preparation tasks used in production pipelines.

ArraysStringsSortingUC San Francisco
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4
More topics1 question · ~8 min
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