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Updated weekly · Last refresh Sep 22

HCLTech Site Reliability Engineer Interview Questions

The questions to prepare for a HCLTech Site Reliability Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
Security & InfrastructureStart here. 15 questions · ~120 min
Automating Operational WorkMedium

Assesses your ability to use automation to reduce toil and improve reliability.

Automationoperational efficiencyHCLTech
Managing Configuration DriftMedium

Assesses your strategies to keep infrastructure consistent and reduce reliability regressions.

configuration managementHCLTech
Load Balancers in ProductionMedium

Evaluates your understanding of traffic management and availability mechanisms.

production environmentHCLTech
Intermittent Failure TriageMedium

Evaluates your incident triage approach using the right signals for intermittent failures.

MetricsHCLTech
Troubleshooting Latency SpikesMedium

Tests your structured debugging process for latency incidents in production.

latencyTroubleshootingHCLTech
Infrastructure Automation LanguagesMedium

Evaluates your practical tooling choices for building and maintaining automation.

InfrastructureAutomationscriptingHCLTech
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2
Behavioral & Leadership6 questions · ~48 min
Owning a Critical Production OutageHard

Tests ownership during a high-severity outage, including root-cause isolation, incident communication, and preventive follow-through.

root causeincident responseTroubleshootingHCLTech
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3
More topics1 question · ~8 min
Horizontal vs Vertical ScalingEasy

Tests your understanding of scaling strategies and tradeoffs in cloud systems.

Trade-offsscalabilityCloudHCLTech

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