I work @vimeo. I am cool.
When PHP 5.2.4 was released in August 2007, the world was reading the last instalment of…
In June of 2015, the Vimeo Codebase was large, sprawling, and full of magic. It processed many millions of requests every hour. The users were happy, and the company grew.
The Codebase worked.
Recently, we released a tool called Psalm that’s designed to check PHP code for potential errors. We use it at Vimeo as part of our build process, and it helps us stop bugs from making it into production code.