Facebook engineers Bryan O'Sullivan, Julien Verlaguet, and Alok Menghrajani spent the last few years building a programming language unlike any other. O'Sullivan and company publicly revealed their ...

At Facebook, the codebase that runs the social networking site is written in Hack. The Menlo Park, Calif.-based social networking titan said it had streamlined PHP, made it better, and that Hack was ...

Facebook parent Meta now encourages its engineers to use C++ and Rust programming languages for coding high-performance backend services. Rust, initially developed within Mozilla, is joining Meta as ...