DevOps & SRE
Questions You'll Answer
What is the difference between DevOps, SRE (Site Reliability Engineering), and Platform Engineering?
Why do we need CI/CD pipelines instead of dragging files to a server?
What is Infrastructure as Code (IaC) and why is Terraform/OpenTofu standard?
What happens when a server crashes at 3 AM? (Incident Response)
What are SLIs, SLOs, and SLAs?
How do we know if the system is healthy? (Monitoring vs Observability)
Why is manual testing not enough for modern software?
What is the difference between Unit, Integration, and End-to-End (E2E) testing?
What is TDD (Test Driven Development)?
What You'll Learn
Understand how code moves from a laptop to production securely and reliably
Learn the principles of Site Reliability Engineering (SRE)
Understand the value of Infrastructure as Code
Stop treating servers like pets (naming them) and start treating them like cattle (numbering them)
Hard Truths
Developers often build things that are impossible to operate or monitor.
Manual deployments are the root cause of most outages.
Uptime is a feature, not luck.
Alert fatigue is real: if everything is urgent, nothing is urgent.
The most permanent solution is a temporary workaround.