Railway has moved away from Google Cloud Platform to build its own physical infrastructure known as Railway Metal. By kicking off the Railway Metal project, the company has ensured control over pricing, service levels, and feature development. They have successfully set up data center regions, optimized power usage, selected ISPs strategically, and provided low latency connections globally. Railway has overcome challenges such as power redundancy, strategic networking decisions, and meticulous cable management. By leveraging Excel, professional installation, and detailed documentation, Railway has transitioned from software to physical infrastructure with a focus on efficiency and automation.
https://blog.railway.com/p/data-center-build-part-one