OpenX Software Engineer Interview Questions

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

36questions

~6htotal time

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CodingStart here. 21 questions · ~212 min

Kth Largest in Unsorted ArrayMedium

Practice

Use Quickselect to find the kth largest value in an unsorted OpenX bid array without fully sorting it.

ArraysSearchingHeap

OpenX

Merge Overlapping IntervalsEasy

Practice

Merge overlapping intervals by sorting start times and greedily extending the current range.

CodingtechnicalProgramming

OpenX

Find Target Sum PairsEasy

Practice

Return all unique integer pairs that sum to a target using sorting or a hash-based approach.

Hash TablesArraysTwo Pointers

OpenX

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Technical Fundamentals4 questions · ~40 min

Java Exception FundamentalsMedium

Tests understanding of Java error handling and exception concepts.

java

OpenX

MVC Model DefinitionEasy

Tests baseline understanding of MVC concepts and terminology.

backgroundtechnical experienceFrameworks

OpenX

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Behavioral & Leadership8 questions · ~81 min

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More topics3 questions · ~30 min

MVC in a Backend ServiceMedium

Tests understanding of separation of concerns and practical backend architecture decisions.

Communicationtechnical experienceFrameworks

OpenX

Real-Time Cluster Config UpdatesHard

Tests distributed systems design for consistency, propagation, and reliability at scale.

Trade-offsExecutionScope Management

OpenX

CI and Infrastructure as CodeMedium

Tests delivery pipeline maturity and ability to automate infrastructure reliably across environments.

InfrastructureToolsAutomation

OpenX

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