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Jean-Klaas Gunnink

DevOps Engineer living in Perth, Western Austalia


Testing at speed: Using Cloud Build for continuous integration with Ruby-on-Rails

How to use Cloud Build for continuous integration to test your rails applications, fast.

Jean-Klaas Gunnink

6 minute read

Cloud Build is one of those products that doesn’t get lots of the spotlight, but if used correctly, should be something developers interact with multiple times per day! In this post, I’ll discuss testing a Ruby-on-Rails (RoR) application using Docker and Docker Compose to test reliably, quickly and efficiently by re-using containers and local networks.

Rails to Serverless: A Christmas Story

Re-writing a Ruby-on-Rails application to a serverless architecture saving money and management overhead in the process

Jean-Klaas Gunnink

6 minute read

‘Twas the night before Christmas, and all through the house, not a server was stirring, not even a mouse! This meant that my side project Secret Santa was not being used, yet is still highly available with no running costs! Why? Well, because on Christmas Eve, you might be too late to organise a secret santa and when an app is not in use when it comes to serverless, you don’t pay. Merry Christmas!

Jean-Klaas Gunnink

11 minute read

For some time, I’ve run my fun side-project site, Secret Santa on Heroku. In fact, it’s been over three years that I’ve had the site there. Heroku is great for developers wanting to test out their ideas as they have a wonderful free tier of web servers, which has served me well over the past few years. Having spent the last 18 months with my feet firmly planted in the DevOps side of things, I wanted to experiment and test out some things I’ve learned along the way and get…

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AWS and GCP certified engineer living in Perth, Western Australia