Top 28
Prep plan
Updated weekly · Last refresh Nov 11
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Scale Ai Software Engineer Interview Questions

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

28questions
~6htotal time
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1
CodingStart here. 6 questions · ~72 min
Time Zone Mapping ChallengeMedium
Practice

Find party-active time zones under a region and return their mapped cities in deterministic order.

ArraysAlgorithmsedge casesSScale Ai
Routing for Minimum Travel TimeHard
Practice

Use Google location travel times and bitmask dynamic programming to find the minimum round-trip route through resorts.

api integrationDynamic ProgrammingAlgorithmsSScale Ai
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2
System Design4 questions · ~48 min
Backend for Insurance Claims AgentHard

Design a claims agent that extracts evidence from emails and PDFs, makes approval decisions, and controls LLM cost.

agentic applicationscomputational costagent designSScale Ai
Model Evaluation and Drift MonitoringHard

Tests approach to monitoring drift in human feedback quality over time.

data driftModel EvaluationSScale Ai
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3
Execution3 questions · ~36 min
Class Structure for RLHF QueueHard

Design maintainable classes for an automated RLHF evaluation queue, covering workflows, extensibility, failures, and testing.

automated testingdesign systemQueueSScale Ai
Design High-Throughput Labeling APIHard

Design and plan a reliable, high-throughput Scale AI API for distributing labeling tasks to workers.

data labelingdesign systemTechnical FluencySScale Ai
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4
Pipelines3 questions · ~36 min
End-to-End Data Pipeline for EnterprisesHard

Assesses data pipeline design for large-scale enterprise data flows.

data pipelinedata synchronizationdata validationSScale Ai
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5
Behavioral & Leadership11 questions · ~133 min
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6
More topics1 question · ~12 min
Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 28 questions plus 2 hands-on drills to finish this plan.