Top 38
Prep plan
Updated weekly · Last refresh Aug 30

DMI Solutions Architect Interview Questions

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

38questions
~6htotal time
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1
CodingStart here. 8 questions · ~72 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 TablesArraysStringsDMI
Reverse a Linked ListEasy
Practice

Reverse a singly linked list in place using pointer manipulation.

RecursionLinked ListsDMI
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2
Pipelines7 questions · ~63 min
Batch vs Streaming Data ProcessingEasy

Compare batch and streaming data processing, including when each fits best in a pipeline.

Stream ProcessingETLBatch ProcessingDMI
Monitoring Tools for Data PipelinesEasy

Preferred tools and approach for monitoring and managing data pipelines in production.

InfrastructureToolsQualityDMI
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3
System Design9 questions · ~81 min
Design Feature Drift Monitoring SystemHard

Design a production ranking system with robust feature drift monitoring across batch and real-time features at high QPS.

Feature StoreFeature DriftModel ServingDMI
Design a Personalized Product RecommenderHard

Design an end-to-end product recommendation system for a large e-commerce marketplace with strict latency and freshness needs.

Feature StoreFeature DriftModel ServingDMI
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4
Behavioral & Leadership12 questions · ~109 min
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5
More topics2 questions · ~18 min
Plan for 10x Traffic GrowthHard

Tests your scalability planning, forecasting, and risk management for rapid growth.

EstimationGrowth StrategyMarket SizingDMI
Balancing Performance and CostMedium

Tests your ability to make cost-performance trade-offs using measurable constraints and design choices.

EstimationGo-to-MarketGrowth StrategyDMI
The finish line: interview-readyComplete all 38 questions to finish this plan.