DevOps/SRE Interview Guide
Answer the on-call questions with confidence — infrastructure design, incident-response scenarios, CI/CD pipeline design, and the reliability concepts SRE panels probe.
📁 File Structure 14 files
├── LICENSE
├── README.md
├── free-sample.zip
├── guide/
│ ├── 01-overview.md
│ ├── 02-incident-response-and-reliability.md
│ ├── 03-ci-cd-pipeline-design.md
├── index.html
├── interactive.html
├── questions/
│ ├── cicd-pipelines.md
│ ├── incident-response.md
│ ├── infrastructure-and-cloud.md
│ ├── linux-and-networking.md
│ ├── reliability-engineering.md
├── study-plan/
│ ├── devops-sre-study-plan.md
📖 Documentation Preview README excerpt
DevOps & SRE Interview Guide
110+ real interview questions with detailed answers, shell commands, YAML configs, and ASCII architecture diagrams for landing DevOps Engineer and Site Reliability Engineer roles at top tech companies.
Whether you're a sysadmin moving into DevOps, a developer shifting toward SRE, or a senior engineer preparing for staff-level reliability interviews — this guide gives you the technical depth, scenario-based practice, and structured study plan you need to walk in confident.
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Table of Contents
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What's Included
| Category | Count | Description |
|---|---|---|
| **Infrastructure & Cloud** | 24 | Cloud architecture, networking, IaC (Terraform), containers, Kubernetes, load balancing |
| **CI/CD Pipelines** | 22 | Pipeline design, deployment strategies, artifact management, secrets handling, rollbacks |
| **Incident Response** | 20 | On-call scenarios, production debugging, severity triage, postmortems, blameless culture |
| **Reliability Engineering** | 22 | SLI/SLO/SLA, error budgets, observability, four golden signals, chaos engineering |
| **Linux & Networking** | 25 | Linux internals, process management, filesystems, DNS/TCP/HTTP, troubleshooting commands |
| **Study Plan** | 1 | 4-week structured prep plan with daily topics and self-assessment checkpoints |
| **Total questions** | 113 | Every question has a detailed answer with commands, configs, or diagrams |
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How to Use This Guide
For Structured Prep (recommended)
1. Start with the study plan (study-plan/devops-sre-study-plan.md) — it maps out a 4-week schedule covering all five topic areas
2. Read each topic file front-to-back — questions progress from Junior to Senior difficulty within each file
3. Practice answering out loud — explaining technical concepts verbally is a different skill than reading about them
4. Run the commands — spin up a VM or use a cloud free tier to actually execute the shell commands and configs shown in answers
For Targeted Review
For Mock Interviews
1. Pick a random topic file
2. Have a friend read you 5-6 questions from mixed difficulty levels
3. Answer each one in 2-3 minutes (the way you would in a real interview)
4. Compare your answer to the guide's answer — note what you missed
5. Repeat with a different topic file the next day
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File Index
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📅 Changelog
v1.0.0 — Initial release.
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