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Delta Dental Ins. Software Engineer Interview Questions

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

5questions
~1htotal time
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1
Security & InfrastructureStart here. 2 questions · ~16 min
Giving Secure Coding FeedbackMedium
Recently asked

Assesses your communication and influence when enforcing secure coding before release.

feedbackDDelta Dental Ins.
Secure Code Review StandardsMedium
Recently asked

Tests your ability to apply secure coding practices during peer review.

best practicesDDelta Dental Ins.
2
SQL & Data Manipulation1 question + 3 drills · ~38 min
Optimizing Slow SQL QueryHard
Recently asked

Tests your ability to diagnose and improve SQL performance using execution plans and indexing strategies.

performancequery optimizationsqlDDelta Dental Ins.
Optimize SQL QueriesMedium
Practice
Practice drill

Optimize a PostgreSQL aggregation query by filtering early, reducing rows before joins, and returning qualifying active customers.

database optimizationperformanceindexesSofteamSSoftware Medical InformaticsGlassdoor
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
Top Users by Recent Transaction VolumeMedium
Practice
Practice drill

Find the top 3 users by completed transaction volume in the last 30 days using joins and aggregation.

Data Analysisquery optimizationsqlTTier 1 BankCCash AppChime

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3
Behavioral & Leadership2 questions · ~16 min
Non-Technical InterestsEasy
Recently asked

Assesses how you present yourself and what motivates you outside of work.

Communicationself introductionDDelta Dental Ins.
Debugging a Large Production BugHard
Recently asked

Evaluates debugging approach, ownership, and problem-solving for complex issues.

Problem SolvingProject ManagementDDelta Dental Ins.
The finish line: interview-readyComplete all 5 questions plus 3 hands-on drills to finish this plan.