Tag: aws

25 Good and Bad Serverless (and other) Announcements from re:Invent 2023

AWS re:Invent 2023 ended, so let's look at the most interesting announcements for serverless and more. There are exciting features to try and, maybe more importantly, features to avoid!
December 4, 2023
Read more

Building a CDK Construct Library: thoughts and tips

I recently created a CDK library provisioning a CI/CD pipeline for serverless apps on AWS. Having finished the "regular" JS library, it took me a day to convert it to a "proper" CDK Construct library. Not long, and I learned a lot. Here are my thoughts and tips.
June 14, 2023
Read more

AWS Lambda - Node.js vs. Python for serverless

After tabs vs. spaces, vi vs. emacs, let's fight over this: which is better, Node.js or Python for AWS Lambda and serverless in general? I have my opinion on this, and the fact I prefer TypeScript over Python makes me only slightly biased.
March 15, 2023
Read more

AWS Lambda logging best practices

Logging in AWS Lambda functions is simple. You just print the message, and it's sent to the CloudWatch Logs. And everything is fine until you get a surprisingly big bill for the CloudWatch usage, or you need to actually debug some live system. Here are my tips for logging in AWS Lambda, based on my experience with real-live, big-scale functions running on production.
March 1, 2021
Read more