The AWS News Feed has an extensive end-to-end testing suite, but email validation has always been a challenge. In this post I will describe how I implemented end-to-end email testing with SES and S…| Luc van Donkersgoed's Notes
This article explores why the Serverless trade-off model is different from other cloud architecture models and proposes a more fitting model instead.| Luc van Donkersgoed's Notes
One of the most interesting aspects about software is that it is never done. In this article I will share how we used onion architecture to deal with uncertainty, and how a small investment in desi…| Luc van Donkersgoed's Notes
For software developers foundational models and LLMs have become helpful tools. But they are far from making us 10x more productive. In this essay we will explore why AI seems to have reached a productivity cap for devs, and what needs to change to break through that ceiling.| Luc van Donkersgoed's Notes
Is 2025 going to be the year of broad IPv6 adoption? For AWS, it might just be. In the past months many services have gained IPv6 support, which paves the way for IPv6-only VPC configurations.| Luc van Donkersgoed's Notes
Re:Invent is the ultimate week for The AWS News Feed. I’m proud to share how my platform helped thousands of professionals find, organize, and filter the news.| Luc van Donkersgoed's Notes
As I’m typing this, Re:Invent 2024 is only weeks away. In anticipation of AWS News’ busiest period of the year, I redesigned the API access patterns to support very efficient caching. This re…| Luc van Donkersgoed's Notes
This morning, AWS News had a minor production incident. The platform sends out a daily digest of the most popular AWS news articles, but today, it didn’t. The problem wasn’t hard to fin…| Luc van Donkersgoed's Notes
In this article, we will explain that RAG is really nothing more than saying: hey LLM, here is a bunch of data, can you tell me about it?| Luc van Donkersgoed's Notes
I’m an AWS Serverless Hero, principal engineer at an AWS centric logistics company, and I build and maintain the AWS News Feed. It’s fair to say that I am very interested in everything AWS does. Bu…| Luc van Donkersgoed's Notes
