If backend services are written in TS (instead of JS) then you'll need to compile to run it. Be that TSC or webpack with ts-loader, you'll need something to per

If backend services are written in TS (instead of JS) then you'll need to compile to run it. Be that TSC or webpack with ts-loader, you'll need something to perform that step. I don't think anyone is running ts-node outside of local dev environments.