An interesting question came up in a conversation today: “How should I manage the Route53 DNS records in a multi-account environment?” Suppose you have configured an AWS Organization with different accounts for dev, staging and production environments. And you have registered the root domain for your application in the master AWS account. When working with … How to manage Route53 hosted zones in a multi-account environment Read More » Liked this article? Support me on Patreon and get direct help from me[...]

In the last post I discussed my preferred approach for modelling multi-tenant applications with AppSync and Cognito. This approach supports the common requirements in these applications, where there are a number of distinct roles within each tenant. This approach (and others like it) works great when the tenants are isolated. But what if they are … Building a custom IAM system has made me appreciate AWS IAM even more Read More » Liked this article? Support me on Patreon and get direct help from me via a[...]

Thank you to Josh for asking this question on the AppSync Masterclass forum. His original question goes like this: Let’s say I want to add a one-to-many relationship from Profile to a new property called “Tag” (a complex object with “name” and “color” properties) so a user can define their own Tags. I would also like a … How to model one-to-many relationships with AppSync and DynamoDB Read More » Liked this article? Support me on Patreon and get direct help from me via a private Slack channel or 1-2-1 m[...]

As the curtain draws on a tough year, here’s my 2020 in numbers: 37 blog posts 34 conference talks started 1 book published 2 video courses 2,475 new students to my video courses produced 43 episodes of Real-World Serverless hosted 5 webinars 1236 contributions to 17 OSS projects helped 17 clients adopt serverless ran 10 … Year in review, 2020 Read More » Liked this article? Support me on Patreon and get direct help from me via a private Slack channel or 1-2-1 mentoring. Hi, my name is Yan Cui. I’m[...]

All the sessions during week 1 are available to watch on-demand now. You can access them via the official reinvent portal here. Here are my top picks for sessions to watch, in no particular order. “Building technology standards at Amazon scale” by Marc Brooker You can watch the session here, and here‘s my notes for the session. “Monitoring … My top picks from re:Invent 2020 week 1 Read More » Liked this article? Support me on Patreon and get direct help from me via a private Slack channel or 1-2-1 mento[...]