Top 21
Prep plan
Updated weekly · Last refresh Oct 17

Extern Software Engineer Interview Questions

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

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1
CodingStart here. 6 questions · ~64 min
Two Sum with TargetEasy
Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysStringsExtern
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysExtern
Compare REST and SOAP APIsMedium

Explain the core differences between REST and SOAP, including message format, protocol style, and trade-offs.

Hash TablesStringsExtern
Implement Binary SearchEasy
Practice

Implement binary search to find a target value in a sorted array in O(log n) time.

Recursionbinary searchArraysExtern
Analyzing Time ComplexityEasy

Tests ability to reason about performance characteristics of algorithms used in Robert Bosch systems.

MathSortingExtern
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2
Behavioral & Leadership13 questions · ~138 min
Owning an Ambiguous Production IssueEasy

Tests ownership under ambiguity, prioritization, and communication during an unclear production problem.

backgroundself assessmenttechnical experienceExtern
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3
More topics2 questions · ~21 min
Improve System Performance and ReliabilityEasy

Explain how you would optimize a system for performance, reliability, and user experience while making clear trade-offs and defining success.

Trade-offsSuccess CriteriaRisk AssessmentExtern
Version Control in TeamsEasy

Tests your engineering practices for safe collaboration and change management.

DependenciesScope ManagementExtern

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