CACI Software Engineering Intern Interview Questions (2026)
Van Buren Charter Township, MI·8 interview reviews·Hard difficulty
Software Engineering Intern Interview Reviews
8One round with two problems in 45 min. If you've practiced patterns you're fine — narrate your approach before you code.
“Longest Substring Without Repeating Characters - Find the length of the longest substring without repeating characters”
Online assessment was tough, but the onsite technical was two standard LC-style problems. Interviewer wanted clear communication before coding.
“Clone Graph - Create a deep copy of an undirected graph”
Straightforward — two medium leetcode-tagged problems in 45 minutes. Very fast paced so watch the clock. Short behavioral at the end.
“Tell me about a time when you had to work with a difficult team member”
The process was pretty straightforward. It started with an online assessment, followed by a phone screen, and concluded with a final round that had two LeetCode medium difficulty problems.
“Binary Tree Vertical Order Traversal - Return vertical order traversal of nodes”
The process was pretty straightforward. It started with an online assessment, followed by a phone screen, and concluded with a final round that had two LeetCode medium difficulty problems.
“LeetCode medium — tree / graph style problem”
The process was pretty straightforward. It started with an online assessment, followed by a phone screen, and concluded with a final round that had two LeetCode medium difficulty problems.
“LeetCode medium — tree / graph style problem”
The process was pretty straightforward. It started with an online assessment, followed by a phone screen, and concluded with a final round that had two LeetCode medium difficulty problems.
“LeetCode medium — tree / graph style problem”
Recruiter screen, then a 45-minute coding round. Friendly interviewer. Results in a few days.
“One easy, one medium”
About This Role
Frequently Asked Questions
How hard is it to get hired as a Software Engineering Intern at CACI?
The interview difficulty is rated 4/5 by candidates. 77% report a positive experience. Emphasize Data Structures and Algorithms in your prep.
How long does the CACI Software Engineering Intern hiring process take?
The process typically takes 2–6 weeks from application to final decision, depending on the hiring cycle and team availability.
What is the interview process like?
Most candidates go through a recruiter screen, followed by technical coding rounds, and a final interview loop. 54% of candidates applied online.
What questions are asked in a CACI Software Engineering Intern interview?
Common topics include data structures & algorithms, system design for some teams, and behavioral STAR stories. Practice with our AI voice interviewer to tighten delivery.
Personalized prep in one place—your five-in-one interview workspace.
Behaviorals, technicals, system design, voice mocks, and full delivery review—personalized to your role and target company, all in one flow. Real-time feedback on clarity, pacing, and filler before you interview with CACI.
Cancel anytime. No credit card required.