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Updated weekly · Last refresh Sep 24

dv01 Software Engineer Interview Questions

The questions to prepare for a dv01 Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
Behavioral & LeadershipStart here. 3 questions · ~24 min
Diagnosing Leadership ProblemsMedium

Assesses judgment, maturity, and how you evaluate organizational issues.

dv01
Handling Team ConflictsMedium

Tests conflict resolution skills and communication during disagreements.

dv01
Walk Through Your Past RolesEasy

Tests your experience relevance and progression toward Account Executive responsibilities.

CommunicationOwnershipdv01
2
More topics4 questions · ~32 min
Full-Stack System DesignHard

Assesses end-to-end system design thinking for a production-grade web application.

dv01
SQL and CSV AggregationsHard

Evaluates SQL and data manipulation skills for producing correct aggregates from raw data.

aggregationdv01
Coding Fundamentals CheckMedium

Assesses baseline coding ability and comfort implementing solutions.

dv01
Engineering Algorithms and SQLMedium

Evaluates practical problem-solving across algorithms, SQL, and correctness checks.

sqldesignAlgorithmsdv01

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Second Highest Without AggregatesHard
Practice
Practice drill

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-JoinsCredit GenieCisco Restaurant + BarDevoteam
Optimize a Slow SQL QueryHard
Practice
Practice drill

Rewrite a slow PostgreSQL loan payment query to reduce scanned rows while preserving the required aggregated results.

database optimizationJoinsData WranglingAmeripriseEEltro Cyberchrome PrivateEnergyHub
Writing SQL QueriesEasy
Practice
Practice drill

Filter Spring i-Ready Diagnostic results by score and sort qualifying students from highest to lowest.

JoinsData WranglingAggregationsdv01ArteraCurriculum Associates
The finish line: interview-readyComplete all 7 questions plus 3 hands-on drills to finish this plan.