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Updated weekly · Last refresh Aug 30

TransUnion DevOps Engineer Interview Questions

The questions to prepare for a TransUnion DevOps Engineer interview. Questions from real interview reports rank first. Updated weekly.

23questions
~3htotal time
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1
ExecutionStart here. 4 questions · ~33 min
Design a Production Rollback PlanMedium

Design a rollback plan for a failed production deployment, including triggers, ownership, validation, and safe recovery steps.

Rollback PlanSuccess CriteriaRisk AssessmentTransUnion
Containers vs Virtual MachinesMedium

Tests ability to choose appropriate runtime and deployment models based on constraints and requirements.

Trade-offsRisk AssessmentScope ManagementTransUnion
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2
Pipelines10 questions · ~82 min
Terraform State File BasicsEasy

Tests understanding of Terraform state management and how it supports reliable infrastructure changes.

InfrastructureToolsstate managementTransUnion
Jenkins Poll SCM BehaviorEasy

Tests understanding of Jenkins SCM polling and how it triggers builds.

ToolsSchedulingDependenciesTransUnion
Terraform State Locking PurposeMedium

Tests ability to prevent concurrent state updates and maintain infrastructure consistency.

InfrastructureIdempotencyconcurrencyTransUnion
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3
Behavioral & Leadership6 questions · ~49 min
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4
More topics3 questions · ~25 min
Automate Web App Deployment ScriptMedium

Tests practical scripting skills to support repeatable deployments in a DevOps workflow.

Hash TablesArraysStringsTransUnion
TransUnion DevOps Tooling FundamentalsMedium

Assesses practical command of core DevOps tooling used to support TransUnion-scale delivery.

TransUnion
Choosing Data StructuresEasy

Tests fundamentals of selecting correct data structures for performance, correctness, and maintainability.

Hash TablesLinked ListsTreesTransUnion
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