Amazon Web Services powers much of the modern internet. This hub gathers AWS tutorials, architecture guides, and cloud best practices from engineers who deploy to production — covering compute, storage, serverless, and cost control.
263 articles · Updated June 24, 2026
Two skills save you the most pain on AWS: understanding IAM permissions, and watching your bill before it surprises you.
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Start with the getting started articles below, then explore related cloud and DevOps guides for a broader infrastructure picture. AWS also offers a generous free tier for hands-on practice.
EC2 gives you virtual servers you manage and pay for while they run. Lambda is serverless — you upload a function and AWS runs it on demand, billing only for execution time. Lambda suits event-driven and bursty workloads; EC2 suits long-running or stateful services.
Set up billing alerts and budgets, tag resources by project, shut down idle instances, and use the Cost Explorer to spot spikes. Most surprise bills come from forgotten resources or unbounded data transfer.
