Automating the creation of cross-account roles for access to your user’s account

As part of our new deployment, we started testing AWS’s Aurora Serverless - which is basically RDS on demand to use from our lambda functions. However, unlike what you might expect from the “serve...

We’ve been working with Spring Boot for a while now, and it gets the job done nicely. However, sometimes, somewhere between the model annotations, the default converters, the specific converters a...

Problem We’re using Spring in most of our Java applications, and rely on Swagger for a lot of API calls. Now, having all the jackson annotations makes everything easy - until it becomes annoying, l...

We have a process that saves a file to an S3 bucket. We needed a lambda to read the file, parse part of the content, and move the file to the appropriate folder in the bucket - So we set up a lamb...

Product team decided they wanted a specific event to happen every time a specific email address receives an email. The first option was to poll mail server and analyse all the received emails (yuck...

We’re using Kafka (2.0 on cluster, Java client 1.1) as our messaging backbone. A different cluster is deployed in each environment, and we recently started seeing some weird behaviour in one of our...

We had an issue with some JQL queries returning weird results from the db, so we wanted to see exactly what’s arriving to the psql service. To see that: Edit the config file: /var/lib/post...

SVR322 - From Monolith to Modern Apps: Best Practices We are a lean team consisting of developers, lead architects, business analysts, and a project manager. To scale our applications and optimi...

On November 2018 I was on my first AWS Re:Invent convention in Vegas. This was an amazing experience, which I highly recommend to anyone working with AWS (don’t we all?). The sheer size of the con...