Blogs

Process-as-Code #c9d9

DevOps at scale requires predictability and consistency. Your application code is versioned. Infrastructure-as-code defines your ...

Pro bono: non-profit project wanted

Andreas and I would like to give away one month of our consulting time to ...

Private subnets are broken on AWS

This blog post was written in July 2015 and is partly outdated. Amazon released [VPC ...

Prevent outages with redundant EC2 instances

Unfortunately, EC2 instances aren’t fault-tolerant. Under your virtual server is a host system. These are ...

Show Me Your Architecture Vol. 2: Platform Engineering on AWS

Through the AWS documentation, books like AWS in Action or AWS training, you can gain ...

Pitfall: ACM Certificate with CloudFormation

Good news, CloudFormation added support for AWS Certificate Manager recently. Creating a CloudFront distribution which ...

Passwordless database authentication for AWS Lambda

Does your serverless application need to access an RDS database? Where do you store the ...

Parental Leave (Michael)

Taking care of my family is the number one priority for me. Luckily, Andreas and ...

Parental Leave (Andreas)

This is the last thing on my checklist before I leave for nine months. Until ...

Painlessly create or update a CloudFormation stack in an idempotent way

When integrating CloudFormation into your CI/CD pipeline you are faced with the challenge of creating ...