DevOps vs SRE vs Platform Engineering

Summary

DevOps is the broad culture/practice bridging dev and ops, SRE applies engineering rigor specifically to reliability (error budgets, SLOs), and Platform Engineering builds internal tools/self-service infrastructure for other engineers.

• 1Compare 3 job descriptions across these titles and note overlapping and distinct responsibilities.
• 2Learn why SRE is sometimes described as 'a specific implementation of DevOps principles'.
• 3Understand these roles blur heavily at smaller companies where one person covers all three.