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Home/Tracks/SRE & Observability
Track 09

SRE & Observability interview questions

SLOs, SLAs, error budgets, metrics, traces, logs, Prometheus, Grafana.

5 interview questions21 min of mock interviews20 Linux lessons

Interview questions

Each one is a full mock interview: listen to it, then study the senior answer, diagrams, follow-ups and self-check.

Open in Interview Prep
AdvancedScenario based 4 minHow would you monitor HPA scaling decisions in real time and catch metrics-server or adapter lag before it hurts? Live sports streaming · Round 1 Start the interview AdvancedSystem design 4 minBuild a capacity plan for festival peaks you can predict and flash spikes you can't. Show me the math. UPI payments at festival peak · Round 1 Start the interview AdvancedSystem design 5 minHow would you roll out ownership, SLOs and error budgets across thousands of microservices? Social feed at hyperscale · Round 1 Start the interview AdvancedScenario based 3 minHow would you run chaos experiments on a live streaming pipeline without viewers ever noticing? Live sports streaming · Round 3 Start the interview ExpertTroubleshooting 4 minOrder latency spikes every trading day at 09:15. How do you find the cause and prove it? Regulated trading platform · Round 2 Start the interview

Practise on Linux

Animated lessons for the commands this track relies on, with practice tasks for each.

23Performance Tuningsarmpstatpidstatsysctlulimitnumactl6 lessons 15Debugging & Diagnosticsstraceltracelsofdmesgperfgdb+17 lessons 07System Informationunamehostnamelscpufreeuptimevmstat+17 lessons
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