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Prep plan
Updated weekly · Last refresh Oct 17
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Diaconia Solutions Architect Interview Questions

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

28questions
~4htotal time
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1
System DesignStart here. 9 questions · ~72 min
Design a Fault-Tolerant Web ML StackMedium

Design an ML-backed web application that stays available through dependency failures, model issues, and traffic spikes.

InfrastructureModel ServingQualityDDiaconia
Design a Highly Available ML Serving PlatformMedium

Design a distributed ML serving platform that stays available and scales under failures, traffic spikes, and model updates.

distributed systemsscalabilityhigh availabilityDDiaconia
Balancing Technical DebtMedium

Assesses your judgment in prioritizing debt paydown versus delivery speed.

technical debtfeature deliveryDDiaconia
Security in Initial DesignMedium

Evaluates how you bake security into architecture early, not as an afterthought.

system securityDDiaconia
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2
Pipelines5 questions · ~40 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 planningDDiaconia
Data Quality and Schema EvolutionMedium

Approach for handling schema changes and data quality checks in a high-volume data lake pipeline.

schema evolutionData ModelingQualityDDiaconia
Ensuring Data IntegrityMedium

Tests your ability to design for reliable, consistent data across pipelines and systems.

data managementarchitecturedata integrityDDiaconia
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3
Behavioral & Leadership14 questions · ~112 min
Choosing Between Competing TechnologiesMedium

Tests decision-making on technical trade-offs, stakeholder alignment, and clear communication under real delivery constraints.

Decision MakingStakeholder Managementtechnology selectionDDiaconia
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The finish line: interview-readyComplete all 28 questions to finish this plan.