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One of the most talked-about Lambda updates at re:Invent 2025 is Lambda Durable Functions.
Until now, we’ve mostly used Lambda in a stateless manner. While execution environments could be reused f...
As a Solutions Architect, one of my day-to-day tasks is creating Technical Design Documents (TDDs) that includes architecture diagrams, logical flows, and more. Before publishing a TDD, I usually build a Proof of Concept (PoC)
If you’ve ever launched an EC2 instance and wondered “Why can’t I connect to it?”, chances are the answer lives inside AWS Security Groups.
Security Groups are one of the most important but least understood parts of AWS networking. They are like the first line of defense for your cloud resources, deciding who can talk to what and on which ports...
A common moment in AWS projects goes like this:
You have a Lambda function that receives a request, does some work, and then you realize there’s a second piece of work that also needs to happen. So the obvious thought is:
“I’ll just call another Lambda from this Lambda.”It works. It feels clean. It’s “microservices-ish”.
However, in most re...
As I think, code is often the easiest part to understand. The hardest part is communicating the architecture, the relationships between moving parts, and the “why” behind technical decisions.
Too often, architectural diagrams are ad-hoc collections of “boxes and lines” that confuse more than they clarify. They lack a standardized visual language, making them un...