Postmark: Goodbye Colocated Data Centers: How We Moved Postmark to AWS

Postmark just issued another brilliant write-up:

Last year, Postmark celebrated its tenth anniversary. In 2010, Postmark was built using the best tools and methodologies available, but over the years, it had accumulated many responsibilities that weren’t anticipated when launched. Additionally, as many readers will remember, the landscape and methods for building software substantially evolved over those 10 years: Async web frameworks were in their infancy.Docker didn’t exist.jQuery was the de facto way to build interactive web apps.12 Factor App hadn’t been presented.“Infrastructure as code” didn’t exist.“Serverless” hadn’t been coined. Today, I’d like to share some details about one of the largest projects our team has ever embarked on—moving from our colocated data center to AWS—with some of the lessons we learned on this journey and tools we used to be successful. Part I: The journey begins Make the next right decision As with most early-stage apps, you have to make trade-offs to validate the product quickly,…

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