Recently I had to change domains and subdomains for a project I have worked on a couple of years ago. Usually redirects are simple, but, sometimes, not that simple many of us would like them to be. Changing DNS service records may not be enough. We may need to create an S3 bucket and a Cloud Front distribution. So this will be a short blog post, which describes a couple of scenarios with domain re…

I have been working intensively on building serverless applications with AWS over the past few years. Some projects used serverless architecture with lambda in its core, some used lambda functions only for small parts of the system. Below I want to share a couple of lessons learned and describe bottlenecks, which you may face while developing even a simple system. This is not a tutorial for absolu…