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Updated weekly · Last refresh Oct 17

Deltek Software Engineer Interview Questions

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

44questions
~6htotal time
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1
ExecutionStart here. 8 questions · ~65 min
Your Strengths and WeaknessesEasy

Give a specific, self-aware account of your strengths and weaknesses, supported by relevant examples and improvement actions.

Trade-offsSuccess CriteriaExecutionDeltek
Choosing Monolith vs MicroservicesMedium

Explain how you would decide between a monolith and microservices for a new engineering initiative.

Trade-offsRisk AssessmentScope ManagementDeltek
Design Process for New FeatureMedium

Explain how you execute a UX/UI design process from discovery to handoff, including stakeholder alignment, trade-offs, and success criteria.

Trade-offsRoadmappingScope ManagementDeltek
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2
Coding6 questions · ~49 min
Building a Rate-Limited APIHard

Evaluates your ability to design and implement an API with external dependencies and rate limiting.

apirate limitingDeltek
Implementing an Interface from a SpecMedium

Evaluates your ability to translate a specification into correct, maintainable code.

Deltek
React and JavaScript FundamentalsMedium

Assesses your fundamentals and practical approach to JavaScript and React development.

experiencejavascriptreactDeltek
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3
Behavioral & Leadership28 questions · ~228 min
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4
More topics2 questions · ~16 min
Database Schema Trade-offsMedium

Tests your understanding of schema design impacts on performance, integrity, and maintainability.

system designTrade-offsDeltek
Database Optimization for TrafficMedium

Tests your approach to performance tuning, indexing, and query efficiency.

database optimizationperformancescalabilityDeltek
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Scenario-Based Business CaseHard
Practice
Practice drill

Aggregate project outcomes and present a defensible SQL-based business case analysis.

project experienceJoinsbusiness problemTikTok
Consecutive Login Days SQLHard
Practice
Practice drill

Find each user's longest consecutive login streak by deduplicating login dates and identifying gaps between days.

Date FunctionsData ManipulationProblem SolvingDidi ChuxingByteDance
Write SQL for a Specific ProblemMedium
Practice
Practice drill

Calculate each customer's completed 2025 order totals and classify customers by total value.

JoinsCTEsProblem SolvingEPAM Systems
The finish line: interview-readyComplete all 44 questions plus 3 hands-on drills to finish this plan.