SEP Blog

We’re curious people by nature. And we love to teach others what we’ve learned. So explore our blog to gain fresh insights from our expertise in areas ranging from culture to AI.

SEP Named a Winning Company in the 2022 Powderkeg Unvalley Awards

CloudFormation is a powerful tool that allows you to define your AWS infrastructure as code. And like any piece of software, testing is an important part of the software development lifecycle. This is especially important when practicing continuous delivery…
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Automated Testing for CloudFormation Templates

CloudFormation is a powerful tool that allows you to define your AWS infrastructure as code. And like any piece of software, testing is an important part of the software development lifecycle. This is especially important when practicing continuous delivery or continuous deployment. In this post, I will walk through a working example of a CI/CD […]
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Exploring AWS IoT Analytics

You may have heard of the “Internet of Things” (IoT), which can call to mind “smart light bulbs” or “smart electrical outlets” or “smart doorbells”. Usually when consumers talk about IoT they talk about Home Automation, which is only a single application of IoT. The patterns can be used for massive problems, like Smart Grid […]
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DevOpsDays Indianapolis Conference: A Detailed Summary

I am providing a summary of my experience at DevOpsDays Indianapolis. For more context, please visit their website: https://devopsdays.org/events/2019-indianapolis. The conference spanned three days, with one half day of training. On the first day, I had to choose between these options for training: Kubernetes Training by IBM, Cloud Native Continuous Delivery with GoCD by Thoughtworks, […]
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Migrating from Heroku CI to Jenkins on AWS – Part Two

In the previous post, I went into depth about our migration from Heroku CI to Jenkins on AWS by containerizing our CI/CD using Amazon Elastic Container Service (ECS) and the Amazon EC2 Container Service Plugin for Jenkins. This allowed us the flexibility of defining all of the different types of build agents we required as […]
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Migrating from Heroku CI to Jenkins on AWS – Part One

In a recent blog post, I spoke about a migration from Heroku to AWS that Todd Trimble and I did for a client project. If you are interested in some of the backstory of this migration, you should check that out. In this post I would like to dive into what we did to move […]
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Integrate and Deploy React with Phoenix

Originally posted at mitchellhanberg.com You’ve just finished your lightning fast Phoenix JSON API, what’s next? Motivation My most recent side project, Contact, is a JSON REST API written with Elixir and Phoenix, designed to be the backend to an instant messaging application (e.g., Slack). There was a hackathon coming up at SEP, and I thought it’d be fun to make […]
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Virtual Machine Pains and How Vagrant Can Help You

In my last project we were upgrading the database for the application from Oracle 11g to Oracle 12c. I created and configured a VirtualBox Virtual Machine (VM) using these instructions. Then I started to think about how I was going to maintain the VM over the duration of the Project and for future work. This […]
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A Review of Three Checksum Verifier Tools

What is a CheckSum? A checksum is a unique string that identifies a file. You can think of it as a file’s fingerprint. Why do I need a Checksum Verifier? I have been writing scripts that automatically download programs and install them on computers. It is not secure to just download the file and blindly […]
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SEP DevOps Ignite Talks – Packer

​For the fifth installment of the SEP DevOps Ignite Talks I gave an overview on Packer. Packer can create base images with built in configurations. Click through the slides below to see more. [slideshare id=73077428&doc=packer-170313014037]
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Installing FoodCritic on Windows

FoodCritiic is a linter for Chef Cookbooks. It does an automated code review on your Chef Cookbook and reports violations. See the FoodCritiic home page for a list of violations and how to fix them. Here are steps I used to install it on Windows. Install Ruby Install Ruby DevKit. I put in C:\Ruby-DevKit cd […]
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