Top 37
Prep plan
Updated weekly · Last refresh Oct 23
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NIUM Software Engineer Interview Questions

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

37questions
~5htotal time
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1
CodingStart here. 15 questions · ~121 min
Technical Phone Screen on GraphsMedium

Tests your ability to reason about graph problems under interview conditions.

technicalGraphsNNIUM
Max Subarray Sum With Length ConstraintMedium

Tests your ability to design and implement an algorithm for a constrained subarray problem.

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2
SQL & Data Manipulation3 questions + 3 drills · ~54 min
3
Technical Fundamentals3 questions · ~24 min
Front-End Basics Multiple ChoiceEasy

Evaluates baseline front-end knowledge relevant to day-to-day development.

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4
System Design8 questions · ~64 min
Spring Boot Idempotent POSTMedium

Assesses your understanding of Spring Boot internals and idempotency design for APIs.

spring bootNNIUM
HashCode Equals and HLD/LLDHard

Evaluates object equality correctness and your system design approach for a complex domain.

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5
Behavioral & Leadership6 questions · ~48 min
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6
More topics2 questions · ~16 min
Microservices Design PatternsMedium

Tests understanding of service decomposition, communication, and resilience patterns.

design patternsarchitecturemicroservicesNNIUM
Traffic Spike During Peak HoursMedium

Tests your incident-ready thinking for scaling, resilience, and maintaining service quality.

performancescalabilityNNIUM
The finish line: interview-readyComplete all 37 questions plus 3 hands-on drills to finish this plan.