It's more like, would someone else be able to maintain the code I write with language X? And would the person trying to run it be able to run in their environme

It's more like, would someone else be able to maintain the code I write with language X? And would the person trying to run it be able to run in their environment without fiddling with SSH access? If it's just me writing and deploying I use TypeScript but otherwise I tend to use PHP.