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Updated weekly · Last refresh Oct 17

Lawrence Berkeley Lab Software Engineer Interview Questions

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

30questions
~4htotal time
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1
Behavioral & LeadershipStart here. 23 questions · ~187 min
Leading a Team Through ConflictMedium

Tests conflict resolution leadership: how you diagnose root causes, align stakeholders, and drive a measurable outcome under tension.

Conflict ResolutionLeadershipcollaborationLawrence Berkeley Lab
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2
More topics7 questions · ~57 min
How Java Garbage Collection WorksMedium

Explain Java GC roots, reachability, generations, and how collection reclaims unused heap memory.

ArraysStringsLawrence Berkeley Lab
Designing a Database for a Real ProblemMedium

Evaluates data modeling and tradeoffs in database design.

database designLawrence Berkeley Lab
Resolving Workplace ConflictEasy

Tests conflict resolution skills, communication, and ability to reach workable outcomes.

Trade-offsRisk AssessmentLawrence Berkeley Lab
Filesystem and Linux OperationsMedium

Evaluates hands-on Linux, filesystem, and infrastructure skills relevant to production systems.

linuxLawrence Berkeley Lab
Database Search Across DisksHard

Tests system design thinking for large-scale data access and efficient search.

databaseLawrence Berkeley Lab
Software for Scientific ProjectsMedium

Assesses the candidate's process for delivering reliable software for scientific workflows.

Project ManagementLawrence Berkeley Lab
Garbage CollectionMedium

Assesses understanding of memory management and runtime behavior.

Lawrence Berkeley Lab

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