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Updated weekly · Last refresh Aug 30

CACI Software Engineer Interview Questions

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

50questions
~7htotal time
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1
CodingStart here. 34 questions · ~289 min
Palindrome String CodingEasy
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Determine whether a CACI mission-data string is a palindrome using a linear-time two-pointer scan.

CodingStringsProgrammingCACI
Optimizing Existing Algorithms for PerformanceMedium

Explain how to optimize a slow algorithm by analyzing complexity, bottlenecks, and better data structures or techniques.

Hash TablesArraysGreedyCACI
Time Complexity of Sorting AlgorithmsEasy

Compare common sorting algorithms by best, average, and worst-case time complexity and explain when each is appropriate.

MathArraysSortingCACI
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2
SQL & Data Manipulation3 questions + 3 drills · ~56 min
3
Behavioral & Leadership10 questions · ~85 min
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4
More topics3 questions · ~26 min
Recover a Slipping ProjectMedium

Explain how you would diagnose and recover a project that is falling behind schedule without losing stakeholder trust.

Success CriteriaRoadmappingRisk AssessmentCACI
Design a Scalable Web AppHard

Tests your system design thinking for scalability, reliability, and performance tradeoffs.

system designdistributed systemsarchitectureCACI
Handling Tight Security DeadlinesEasy

Explain how you handle stress and tight deadlines while keeping security work prioritized, communicated clearly, and on track.

Trade-offsRisk AssessmentCACI

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