#AWS
136 posts
AWS Basics #4: AWS CLI and SDK Setup
Installing aws cli v2, aws configure, profiles and the credentials file, how SDKs like boto3 / aws-sdk-js fit in, and the order in which the credential chain flows.
AWS Basics #3: Cost Management — Billing Alerts, Cost Explorer, Free Tier
The limits of the Free Tier, setting up AWS Budgets / billing alerts, analyzing the bill with Cost Explorer, and a tag strategy that holds up in production — the guardrail that prevents first-bill shock.
AWS Basics #2: IAM — Users, Groups, Roles, Policies
The four elements of IAM — Users, Groups, Roles, Policies. JSON policy syntax, the essence of AssumeRole, and permission design patterns that hold up in production.
AWS Basics #1: Account, Region, and Availability Zone
Where the cloud and AWS sit, the account and root user, regions and Availability Zones (AZ) around the world, and the difference between global and regional services — the map you need before putting anything on AWS.