We are thrilled to announce the release of our first client-side SDK for Courier, written for JavaScript. This new addition expands our existing SDK offerings, which include Java, Python, Node, Go, Ruby, and PHP, and makes it even easier for developers to integrate Courier into their projects.

With the upgrade to React Native 61 came the prospect of substantially improving performance of our Android app. How? Through the use of Hermes, Facebook’s new JavaScript engine. To say that we were excited is an understatement. And with that excitement came curiosity: How is this new JavaScript engine achieving performance boosts?

When it comes to switching to a new programming language, timing is of the essence in order to land qualified programmers for the project. The language must be new enough to bring technical progress, and at the same time tested and disseminated in such a way that there are enough qualified programmers who will enjoy working with it.