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Updated weekly · Last refresh Sep 23

Programming QA Engineer Interview Questions

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

22questions
~3htotal time
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1
ExecutionStart here. 11 questions · ~88 min
Integrate Automated Testing into CI/CDMedium

Explain how you integrated automated testing into a CI/CD pipeline while balancing coverage, speed, and release risk.

automated testingCI/CDpipeline integrationProgramming
Decide What to AutomateEasy

Explain how you decide which tests to automate versus keep manual, balancing risk, cost, and long-term maintenance.

Trade-offsRisk AssessmentScope ManagementProgramming
CRM Testing ChallengesMedium

Evaluates your understanding of CRM workflows and how you validate complex business rules.

crmProgramming
Testing Login Across Third PartiesHard

Assesses your end-to-end testing approach for auth flows, dependencies, and failure modes.

testing strategyProgramming
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2
Behavioral & Leadership8 questions · ~64 min
When a Developer Disputes a BugMedium

Tests conflict resolution and influence in bug triage when a QA engineer must defend a defect with evidence and preserve collaboration.

Conflict Resolutionbug triageOwnershipProgramming
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3
More topics3 questions · ~24 min
Testing Process and API BasicsMedium

Assesses grasp of testing process fundamentals and API testing basics.

api testingProgramming
SQL Query Optimization for ValidationMedium

Tests your practical SQL skills and ability to keep validation tests accurate and performant.

query optimizationsqldata validationProgramming
Automation Testing ConceptsMedium

Assesses understanding of automation testing concepts and decision-making for automation.

Programming

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
SQL KPI Measurement With PythonMedium
Practice
Practice drill

Calculate monthly transaction KPIs by risk tier, including label coverage, suspicious rates, and period-over-period success changes.

sqldata validationpythonRevolut
SQL With Light PythonMedium
Practice
Practice drill

Explain how SQL diagnosed a data problem and how Python complemented the investigation or remediation.

Data Manipulationsqldata validationKikoff
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
The finish line: interview-readyComplete all 22 questions plus 3 hands-on drills to finish this plan.