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Prep plan
Updated weekly · Last refresh Oct 17

NiCE Software Engineer Interview Questions

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

50questions
~11htotal time
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1
SQL & Data ManipulationStart here. 8 questions · ~101 min
Join Operations and AlternativesMedium
Practice

Explain a foreign key, combine related records with a join, and show a non-join alternative in PostgreSQL.

data relationshipsJoinsdatabase conceptsNiCE
SQL Join Operations with ExampleMedium
Practice

Demonstrate SQL JOIN behavior by matching employees to departments and preserving employees without assignments.

null handlingJoinsjoin typesNiCE
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2
Coding8 questions · ~101 min
Find Duplicates in ArrayMedium
Practice

Find every duplicated array value once, preserving the order in which each duplicate is first detected.

deduplicationArraysAlgorithmsNiCE
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3
Security & Infrastructure7 questions · ~88 min
Swap/Pagefile in Linux and WindowsHard
Recently asked

Explain how swap and the Windows pagefile extend virtual memory, including performance, security, and diagnostic trade-offs.

memory managementpagingOperating SystemsNiCE
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4
Pipelines3 questions · ~38 min
Consistency Across Service PipelinesMedium
Recently asked

Approach for keeping pipeline outputs consistent when multiple microservices publish overlapping, delayed, or duplicate data.

system designdata consistencymicroservicesNiCE
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5
System Design8 questions · ~101 min
Interaction Manager Design and CodeHard
Recently asked

Evaluates end-to-end design and implementation ability for a coordinated component.

designNiCE
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6
Execution7 questions · ~88 min
Authentication vs AuthorizationEasy
Recently asked

Tests your understanding of identity verification versus permission granting.

InfrastructureTrade-offsRisk AssessmentNiCE
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7
More topics9 questions · ~114 min
Python DecoratorsMedium
Recently asked

Assesses your understanding of Python language features and how you apply them in real code.

decoratorspythonNiCE
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