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Graham Technologies Interview Questions

The questions to prepare for Graham Technologies interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
ExecutionStart here. 5 questions · ~40 min
Prioritize Debt vs Feature DeliveryMedium

Explain how you would balance technical debt work against new feature delivery without losing roadmap credibility or increasing risk.

Trade-offsRoadmappingPrioritizationGraham Technologies
Scalable and Maintainable CodeMedium

Tests your engineering practices for long-term maintainability and scalability in production systems.

maintainabilityproduction environmentscalabilityGraham Technologies
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2
System Design4 questions · ~32 min
Design for User Load SpikesHard

Tests your system design skills for scalability, performance, and resilience under load.

scalabilityload balancingcapacity planningGraham Technologies
Component Interaction and ScalingHard

Tests your ability to reason about scaling behavior and interactions across services/components.

system architecturescalabilityscalable architectureGraham Technologies
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3
Behavioral & Leadership11 questions · ~88 min
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4
More topics4 questions · ~32 min
Secure CI/CD Pipeline DesignMedium

Explain how to build a CI/CD pipeline with strong security controls, policy checks, secret handling, and operational visibility.

InfrastructureCI/CDQualityGraham Technologies
Database Architecture Trade-offsHard

Tests your ability to choose and justify database architectures for performance and reliability.

Trade-offsdatabase architectureGraham Technologies
Security Best Practices for Full-StackMedium

Tests your secure development practices across frontend, backend, and integration points.

xsssecurity best practicessql injectionGraham Technologies
Optimizing Slow Appian QueriesHard

Tests your query tuning skills and ability to improve performance in Appian-based workflows.

Performance Tuningquery optimizationGraham Technologies

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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
Optimizing Slow SQL QueriesHard
Practice
Practice drill

Optimize a PostgreSQL transaction query that filters, aggregates, ranks, and returns top merchants efficiently on large tables.

Performance Tuningdatabase optimizationlarge datasetsSprinter HealthSentiLinkAutodesk
Optimizing Complex SQL QueriesMedium
Practice
Practice drill

Write and optimize a PostgreSQL query that summarizes current enrollment activity across studies and sites.

Performance Tuningdatabase optimizationJoinsXPOMedpace
The finish line: interview-readyComplete all 24 questions plus 3 hands-on drills to finish this plan.