Top 13
Prep plan
Updated weekly · Last refresh Sep 22
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Optus Solutions Architect Interview Questions

The questions to prepare for a Optus Solutions Architect interview. Questions from real interview reports rank first. Updated daily.

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1
System DesignStart here. 6 questions · ~48 min
Design Under Cost and Latency ConstraintsHard

Tests trade-off analysis and architectural decision-making under strict performance and budget constraints.

system designlatencycost constraintsOOptus
Redundancy vs Storage Cost Trade-offsMedium

Assesses how you optimize reliability and cost using data redundancy strategies.

Trade-offsOOptus
Capacity Planning for Cloud MigrationMedium

Evaluates your planning for performance, scaling, and risk during cloud migration.

legacy systemscapacity planningOOptus
Scalable ML Pipeline With Fast InferenceHard

Evaluates your ability to design scalable ML systems that preserve inference performance.

pipeline designMachine LearningscalabilityOOptus
Low-Latency Real-Time IngestionHard

Tests your real-time ingestion architecture choices to meet strict latency targets.

system designlow latencyreal-time dataOOptus
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2
Behavioral & Leadership5 questions · ~40 min
Explaining Technical Trade-offs ClearlyMedium

Tests whether you can translate complex engineering trade-offs into clear business decisions for non-technical stakeholders.

technical communicationTrade-offsStakeholder ManagementOOptus
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3
More topics2 questions · ~16 min
Capacity Planning for Data PipelinesMedium

How to think about capacity planning for a pipeline, including throughput, storage growth, latency, and operational headroom.

system designhardware architecturecapacity planningOOptus
Explain Solutions to Non-Technical AudiencesMedium

Assesses communication skills and how you translate technical decisions for business stakeholders.

role playtechnical explanationOOptus

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