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Citigroup Full Stack Engineer Interview Questions

The questions to prepare for a Citigroup Full Stack Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
~7htotal time
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1
ExecutionStart here. 12 questions · ~96 min
Describe Agile Delivery ExperienceEasy
Recently asked

Explain how you’ve applied Agile in practice, including Scrum ceremonies, backlog management, and stakeholder alignment.

Launch PlanningTrade-offsRoadmappingCitigroup
Choose Agile vs WaterfallMedium
Recently asked

Explain Agile vs Waterfall and how to choose the right delivery model based on scope, risk, and planning needs.

Trade-offsSuccess CriteriaScope ManagementCitigroup
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2
Technical Fundamentals12 questions · ~96 min
Handling User FeedbackMedium
Recently asked

Assesses user-centered design and feedback integration.

handlinguser feedbackCitigroup
Application PerformanceMedium
Recently asked

Assesses performance optimization and scalability mindset.

best practicesperformanceCitigroup
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3
Security & Infrastructure10 questions · ~80 min
Data Protection ComplianceHard
Recently asked

Assesses regulatory compliance and privacy mindset.

ComplianceCitigroup
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4
System Design11 questions · ~88 min
Dependency Management in MicroservicesMedium
Recently asked

Assesses dependency versioning and compatibility strategies.

DependenciesarchitecturemicroservicesCitigroup
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5
Behavioral & Leadership3 questions · ~24 min
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6
More topics2 questions · ~16 min
SQL vs NoSQL for Go-to-Market DataEasy
Recently asked

Explain how SQL and NoSQL differ in schema, consistency, scaling, and Demandbase-style analytics use cases.

JoinsData WranglingCitigroup
Explaining Visualization Tool ExperienceEasy
Recently asked

Explain how you use SQL analysis to build dashboards, choose visuals, and communicate insights to stakeholders.

ToolsData WranglingCitigroup

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Top Customers by Region VolumeMedium
Practice
Practice drill

Find the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.

Window FunctionsJoinsRankingJPMorganChaseSilicon Valley BankBanco Santander
Running Total and Customer RankingMedium
Practice
Recently asked
Practice drill

Use aggregation and window functions to calculate cumulative paid claims and rank Mutual of Omaha policyholders within each region.

Window FunctionsRankingRunning TotalsMutual of OmahaCostar GroupGoodyear
Top 3 Transactions Per CustomerMedium
Practice
Recently asked
Practice drill

Use CTEs and ROW_NUMBER to return each customer's top three posted Citi card transactions per month.

Window FunctionsRankingCTEsCitigroup
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.