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Updated weekly · Last refresh Aug 30

Ing Deutschland Software Engineer Interview Questions

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

14questions
~2htotal time
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1
Behavioral & LeadershipStart here. 11 questions · ~88 min
Constructive Feedback in Code ReviewsEasy

Tests how you give and receive code review feedback with professionalism, clarity, and a focus on code quality and team growth.

CommunicationfeedbackcollaborationIng Deutschland
Optimistic vs Pessimistic LockingMedium

Tests understanding of concurrency control in high-transaction financial systems.

Decision Makingfinancial datatransactionsIng Deutschland
Architecture Choices for SubmissionMedium

Tests ability to justify architectural decisions and compare tradeoffs for a coding submission.

Trade-offsCommunicationarchitectureIng Deutschland
Testing Strategy for Backend ServicesMedium

Tests testability practices and structuring of unit and integration tests for backend services.

TestingFrameworksQualityIng Deutschland
Edge Cases in Loan LogicEasy

Tests attention to correctness and validation in loan repayment calculation logic.

validationedge casesIng Deutschland
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2
More topics3 questions · ~24 min
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 14 questions plus 3 hands-on drills to finish this plan.