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Updated weekly · Last refresh Oct 17

Fullbay Software Engineer Interview Questions

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

15questions
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1
PipelinesStart here. 3 questions · ~24 min
CI Database MigrationsMedium

Tests migration workflow discipline and CI-safe schema change practices.

schema evolutionAutomationFullbay
Event-Driven vs Synchronous APIsMedium

Tests architecture tradeoff reasoning for throughput, reliability, and operational complexity.

rest apisarchitectureFullbay
High Availability During Microservices MigrationHard

Tests HA and observability planning for service migration with minimal customer impact.

observabilityCloudmicroservicesFullbay
2
Behavioral & Leadership7 questions · ~56 min
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3
More topics5 questions · ~40 min
MVC and Core Web ConceptsMedium

Tests understanding of MVC architecture and its practical separation of responsibilities.

javadatabasesFullbay
Refactoring Legacy PHP to LaravelHard

Tests safe refactoring strategy, risk management, and modernization approach in PHP applications.

migrationtechnical experienceFrameworksFullbay
Optimizing SQL Without ORMHard

Tests deep SQL performance skills and ability to map optimizations into Laravel Eloquent.

performancequery optimizationFullbay
Laravel Request LifecycleMedium

Tests core Laravel fundamentals and ability to reason about request flow and middleware.

technical knowledgeFrameworksFullbay
Rate Limiting for High ThroughputHard

Tests system design for API protection, scalability, and correctness under high request volume.

scalabilityrate limitingarchitectureFullbay

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Refactoring a Slow QueryMedium
Practice
Practice drill

Refactor a slow Candid Health claims query using pre-aggregation, latest-event logic, and monthly payer metrics.

Performance Tuningdatabase optimizationCTEsCandid Health
Automate with Your Programming LanguageMedium
Practice
Practice drill

Count Citi workflow task types with more than one exception and show the latest review date.

Data ManipulationAutomationtechnical experienceCiti
Advanced Data Modeling for PerformanceHard
Practice
Practice drill

Calculate Citi business-unit performance variance against targets and identify the largest shortfalls.

business problemdata managementtechnical experienceCiti
The finish line: interview-readyComplete all 15 questions plus 3 hands-on drills to finish this plan.