create a github platform so i can add more programmers into my work

We are looking for a talented freelancer to help us create a secure, reliable and feature-rich GitHub platform that will enable us to add more programmers to our work. Specifically, the platform should be able to support programming languages such as Python, Java, C++ and php. Features such as code versioning should also be included and we need to have access control restricted by role or task. If you possess the skillset and capabilities we require, please don't hesitate to get in touch and let us know how you can help. Your knowledge and experience with developing and maintaining such a platform is invaluable and we appreciate your time. SPANISH SPEAKING IS A PLUS