Top 31
Prep plan
Updated weekly · Last refresh Oct 17

Iru Software Engineer Interview Questions

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

31questions
~5htotal time
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1
CodingStart here. 9 questions · ~91 min
Count Character FrequenciesMedium
Practice

Count characters in an Iru message and rank them by frequency with deterministic first-seen tie breaking.

Iru
Implement Binary Search AlgorithmEasy
Practice

Write a binary search function to find a target value in a sorted array.

SearchingIru
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysIru
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2
Execution9 questions · ~91 min
Recover a Slipping Project TimelineEasy

Explain how you would recover a delayed project by resetting scope, managing stakeholders, and creating a credible delivery plan.

Trade-offsRisk AssessmentScope ManagementIru
Authentication and Authorization DesignMedium

Tests secure authz/authn design and practical implementation considerations.

Risk AssessmentScope ManagementIru
E-Commerce Platform ArchitectureMedium

Tests ability to design end-to-end service architectures and core components.

Trade-offsRisk AssessmentScope ManagementIru
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3
Behavioral & Leadership11 questions · ~112 min
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4
More topics2 questions · ~20 min
Optimize Slow SQL QueriesMedium
Practice

Demonstrate a PostgreSQL approach for optimizing a filtered aggregation query over related tables.

Subqueriesdatabase optimizationJoinsIru
Design In-Memory File SystemHard

Tests system design skills for an in-memory storage subsystem with reliability and API considerations.

system designIru

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 31 questions plus 2 hands-on drills to finish this plan.