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Site Reliability Engineer (SRE) interview questions

The most likely questions in a Site Reliability Engineer (SRE) interview. Prepare EACH from your real experience — below we build your answers free.

Role-specific questions

1. 1. Explain SLOs, SLAs and error budgets with an example.
2. 2. Walk me through how you run a blameless postmortem.
3. 3. How do you design alerts that don't cause fatigue?
4. 4. How do you approach capacity planning and autoscaling?
5. 5. Tell me about the worst incident you handled and what you changed after.
6. 6. What do you automate first to cut toil?

The usual behavioral ones

1. 1. Tell me about yourself and your experience.
2. 2. Why do you want this role and this company?
3. 3. Tell me about a project you're proud of and your specific contribution.
4. 4. Tell me about a mistake you made and what you learned.
5. 5. How do you handle a disagreement with a teammate or your manager?
6. 6. Where do you see yourself in a couple of years?

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