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Andela Mobile Engineer Interview Questions

The questions to prepare for a Andela Mobile Engineer interview. Questions from real interview reports rank first. Updated weekly.

12questions
~2htotal time
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1
CodingStart here. 8 questions · ~87 min
Longest Subarray Sum Equals KMedium
Practice

Find the longest contiguous subarray whose sum equals K using prefix sums and a hash map.

ArraysAndela
Detect Cycle in Linked ListEasy
Practice

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo PointersAndela
Swift Array Similar Value SearchHard

Assesses your ability to design and implement an efficient algorithm in Swift.

swiftAlgorithmsAndela
Object vs Map vs SetMedium

Tests your understanding of core data structures and their tradeoffs.

javascriptData StructuresAndela
Optional Binding in SwiftMedium

Evaluates your understanding of Swift optionals and safe unwrapping patterns.

swiftAndela
Debugging and Adding FeaturesMedium

Evaluates your debugging approach and ability to deliver incremental product changes.

Andela
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2
Behavioral & Leadership4 questions · ~43 min
Owning a Production Debugging IncidentMedium

Tests ownership during a production incident, including structured debugging, stakeholder communication, and learning from high-pressure technical problems.

experienceProblem SolvingDebuggingAndela
Handling Architectural Stakeholder ConflictMedium

Tests conflict resolution and influence when a stakeholder challenges an architectural decision with meaningful business or technical stakes.

Conflict ResolutionStakeholder ManagementCommunicationAndela
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The finish line: interview-readyComplete all 12 questions to finish this plan.