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Top 35
Prep plan
Updated weekly · Last refresh Aug 30

Favor Software Engineer Interview Questions

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

35questions
~5htotal time
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1
CodingStart here. 11 questions · ~101 min
Merge Two Sorted ArraysEasy
Practice

Merge two sorted arrays into one sorted array using a two-pointer linear scan.

ArraysSortingTwo PointersFavor
Palindrome FunctionEasy
Practice

Use two pointers to determine whether a City National Bank reference label reads identically forward and backward.

RecursionStringsTwo PointersFavor
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2
System Design3 questions · ~28 min
Design a Real-Time Chat RankerHard

Design the ML system behind a real-time chat app, including message ranking, retrieval, serving, and feedback loops.

InfrastructureRetrievalFavor
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3
Execution5 questions · ~46 min
Investigate Underperforming FeaturesMedium

Tests troubleshooting workflow, instrumentation, and root-cause analysis.

Rollback PlanSuccess CriteriaRisk AssessmentFavor
Debugging Production IncidentsHard

Tests incident debugging skills, prioritization, and safe mitigation in live systems.

Rollback PlanTrade-offsRisk AssessmentFavor
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4
Behavioral & Leadership13 questions · ~120 min
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5
More topics3 questions · ~28 min
Delivery Platform Database DesignMedium

Tests data modeling skills for delivery workflows, reviews, and operational needs.

JoinsData WranglingAggregationsFavor
Data Consistency in Distributed SystemsHard

Tests understanding of consistency models, coordination, and failure handling in distributed systems.

IdempotencyDependenciesQualityFavor
Monolith to Microservices ChallengesHard

Tests architectural awareness and risk planning for distributed system migration.

InfrastructureDependenciesQualityFavor
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
Resolve Conflicting Customer AttributesMedium
Practice
Practice drill

Use joins, CTEs, and row ranking to resolve conflicting customer profile values across ACME House systems.

JoinsData WranglingQualityRamsey SolutionsACME House
Clean Inconsistent Expense EntriesHard
Practice
Practice drill

Clean inconsistent expense records with CTEs, joins, CASE logic, and aggregation to summarize valid spend by department.

Data WranglingAggregationsQualityUniversity of Colorado Denver
The finish line: interview-readyComplete all 35 questions plus 3 hands-on drills to finish this plan.