Breaking Changes Bad! API Versioning Good!

As anyone who has built or regularly uses an API realizes sooner or later, breaking changes are very bad and can be a very serious blemish on an…

From On-Premises Software to Continuous Deployment in the Cloud

These days, we have our heads in the clouds. Or the cloud, rather, as we engineer a fast-moving cloud service and deploy…

How We Tracked Down Unusual DNS Failures in AWS

We’ve built SparkPost around the idea that a cloud service like ours needs to be cloud-native itself. That’s not just posturing. It’s our…

Have you ever thought about organizing a hackathon at your company? I hope our story of successful hackathons at SparkPost inspire you to run a hackathon of your own. Trust me — it is easier to organize than you might think, a lot of fun for everyone involved…

SparkPost has been in the email infrastructure game for 15 years, better known as Message Systems and Port25. Over that time, our software — the MTA that powers our cloud service — has run in the data centers of the world’s top Email Service Providers (ESP), as well…