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  Site Reliability Engineering (SRE) is a discipline that combines software engineering and IT operations to ensure the reliability, scalability, and efficiency of systems. Preparing for an SRE interview can be challenging, given the breadth of knowledge required. Below are the top 22 SRE interview questions and answers to help you ace your next interview in 2025. Tools and Automation Which tools are essential for SRE? How do you implement Infrastructure as Code (IaC)? What is Chaos Engineering, and how does it help? Technical Questions Explain the concept of SLO, SLA, and SLI SLO (Service Level Objective): A target level of reliability a service aims to achieve. SLA (Service Level Agreement): A formal agreement with users outlining the service’s reliability expectations. SLI (Service Level Indicator): A measurable metric (e.g., uptime, latency) to track performance. What is a blameless postmortem, and why is it important? A bl...

  Site Reliability Engineering (SRE) is a discipline that combines software engineering and IT operations to ensure the reliability, scalability, and efficiency of systems. Preparing for an SRE interview can be challenging, given the breadth of knowledge required. Below are the top 22 SRE interview questions and answers to help you ace your next interview in 2025. Technical Questions Explain the concept of SLO, SLA, and SLI SLO (Service Level Objective): A target level of reliability a service aims to achieve. SLA (Service Level Agreement): A formal agreement with users outlining the service’s reliability expectations. SLI (Service Level Indicator): A measurable metric (e.g., uptime, latency) to track performance. What is a blameless postmortem, and why is it important? Answer: A blameless postmortem is a retrospective analysis of an incident that focuses on learning and preventing future issues without assigning blame. It...