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Osmind Interview Questions

The questions to prepare for Osmind interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

19questions
~3htotal time
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1
CodingStart here. 4 questions · ~37 min
Merge Overlapping IntervalsMedium
Practice

Sort intervals by start time, then merge overlapping ranges into a minimal non-overlapping list.

ArraysSearchingSortingOsmind
Optimize Deep JSON SearchHard

Tests performance analysis and optimization strategies for searching complex clinical data structures.

time complexityjson parsingSearchingOsmind
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2
Pipelines3 questions · ~28 min
Zero-Downtime Database MigrationsHard

Tests migration strategy, rollout planning, and operational safety for high-availability systems.

monitoringschema evolutionIdempotencyOsmind
HIPAA-Compliant Research Data ExportHard

Tests security, compliance awareness, and scalable export design for clinical research workflows.

data integrationSecurityCloudOsmind
Real-Time Clinician NotificationsHard

Tests event-driven design, reliability, and latency considerations for clinician-facing updates.

Stream ProcessingmonitoringOsmind

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3
System Design3 questions · ~28 min
Clinical Scheduling Schema DesignMedium

Tests system design and data modeling for scheduling workflows in Osmind's EHR context.

SchedulingavailabilityData ModelingOsmind
System Design and RefactoringHard

Evaluates experience with system design tradeoffs and subsequent refactoring in real codebases.

system designOsmind
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4
Behavioral & Leadership8 questions · ~74 min
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5
More topics1 question · ~9 min
Data Manipulation GotchasMedium

Assesses ability to reason through data manipulation edge cases and implement robust transformations.

Data ManipulationreactOsmind
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Contact Center Agent Performance MetricsHard
Practice
Practice drill

Compute daily agent call KPIs and SLA using joins, aggregations, and window ranking in a contact center model.

ETLAggregationsData ModelingADP
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
SQL Duplicate Record DetectionEasy
Practice
Practice drill

Find duplicate American Institutes for Research assessment submissions using a CTE, GROUP BY, HAVING, and joins.

deduplicationsqldata integrityAmerican Institutes for ResearchMacy's
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