6 articles tagged with Cloud.
Three caching patterns, three failure modes. The one we use most, the one that bit us, and the rule that decides which pattern fits which workload.
There are two hard problems in computer science." We've worked on the cache-invalidation one for a while. The patterns that hold up at scale and the ones that look clean and aren't.
We use Step Functions for batch processing, document ingestion, and a few agentic workflows. The patterns that work, the limits we hit, and where we'd reach for something else.
A working mental model for AWS VPCs — what each piece does, how they connect, and why "VPC" is the wrong mental model if you came from physical networks.
Create your first S3 bucket, upload and download files, and set up the right access controls — without accidentally making everything public.
Write, package, and deploy a Lambda function using only the AWS CLI. Trigger it via a public URL. Understand what serverless actually means.
