Top 50
Prep plan
Updated weekly · Last refresh Aug 30

Commvault Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 13 questions + 2 drills · ~144 min
2
System Design13 questions · ~124 min
Design a URL Shortening ServiceHard

Design a URL shortening service that routes, ranks, and monitors links at scale.

Feature StoreModel ServingCommvault
Design a Real-Time Chat RankerHard

Design the ML system behind a real-time chat app, including message ranking, retrieval, serving, and feedback loops.

InfrastructureRetrievalCommvault
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3
SQL & Data Manipulation4 questions + 1 drill · ~48 min
Clustered vs Non-Clustered IndexesMedium

Explain how clustered and non-clustered indexes differ in storage, lookup behavior, and query performance.

JoinsData WranglingCommvault
SQL: Complex Expression ResultMedium
Practice
Practice drill

Calculate digit-power scores such as 3^1 + 6^2 + 7^3, then rank completed HCA requests by facility.

ProgrammingHCA Healthcare
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4
Security & Infrastructure12 questions · ~115 min
MS Exchange and Active DirectoryEasy

Tests practical familiarity with core enterprise systems that underpin many backup and recovery workflows.

NetworkingtechnicalSecurityCommvault
Backup and Recovery in Lotus NotesMedium

Tests understanding of enterprise backup strategies and recovery concepts applicable to Commvault-style resilience.

technicalSecurityos internalsCommvault
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5
Execution5 questions · ~48 min
Demonstrating Project LeadershipEasy

Tests your ownership, influence, and ability to drive outcomes with others.

RoadmappingScope ManagementCommvault
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6
Behavioral & Leadership3 questions · ~29 min
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The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.