Derrick Wippler

Software Developer at Mailgun by Sinch

Latest stories by Derrick Wippler

GroupCache: The superior Golang cache

Golang cache makes distributed caching and synchronization simple and easy to deploy with GroupCache. But why is this the superior tool? And what problems does it solve?...

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Devgun: Creating development environments with Kubernetes

When we first approached the problem of creating local development environments, we reached for common tools like vagrant. But as...

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How we realized a 30x performance improvement in MongoDB read preference

You know what they say…the more redundant you are, the more redundant you are. Replica sets are database processes that provide high availability and reduce server failover...

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Gubernator: Cloud-native distributed rate limiting for microservices

Today, Mailgun is excited to opensource Gubernator, a high performance distributed rate-limiting microservice. What does Gubernator...

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Delivering HTML emails with Mailgun-Go

In this tutorial, I will demonstrate how you can send HTML emails with embedded images with mailgun-go. Before we dive into the...

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