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Updated weekly · Last refresh Aug 30

UC Santa Barbara Software Engineer Interview Questions

The questions to prepare for a UC Santa Barbara Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

29questions
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1
CodingStart here. 11 questions · ~102 min
Intersection of Two ArraysEasy
Practice

Find distinct course codes shared by two arrays using a hash set while preserving the first array's order.

Hash TablesArraysUC Santa Barbara
Reverse a String in PythonEasy
Practice

Reverse a string in Python using character traversal and return the reversed result.

StringsfunctionspythonUC Santa Barbara
Time Complexity of Sorting AlgorithmsEasy

Compare common sorting algorithms by best, average, and worst-case time complexity and explain when each is appropriate.

MathArraysSortingUC Santa Barbara
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2
Execution5 questions · ~47 min
Gather Requirements for FeatureMedium

Tests requirements discovery, stakeholder alignment, and translating needs into deliverables.

Stakeholder ManagementRoadmappingScope ManagementUC Santa Barbara
Design for High User VolumeHard

Tests system design skills for scaling, reliability, and performance under high load.

Trade-offsRoadmappingRisk AssessmentUC Santa Barbara
REST vs SOAP APIsEasy

Tests API design fundamentals and ability to choose the right approach for real constraints.

InfrastructureTrade-offsQualityUC Santa Barbara
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3
Behavioral & Leadership11 questions · ~102 min
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4
More topics2 questions · ~19 min
HTTP vs HTTPSMedium

Evaluates understanding of web security fundamentals and secure communication concepts.

web securityUC Santa Barbara
SQL Join and Aggregate QueryMedium

Tests SQL proficiency, joins, grouping, and ability to query relational data correctly.

JoinsGroup ByAggregationsUC Santa Barbara

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Compare Chime Channel Conversion RatesMedium
Practice
Practice drill

Use joins, a CTE, and conditional aggregation to compare Chime signup-to-funded conversion rates by acquisition channel.

JoinsGroup ByCase WhenHelloFreshRipplingMotive
The finish line: interview-readyComplete all 29 questions plus 3 hands-on drills to finish this plan.