I’d use Go. It’s performant, not super duper difficult to understand, and has a solid std library and community. I’ve used Node before but I’m sure you’ll have

I’d use Go. It’s performant, not super duper difficult to understand, and has a solid std library and community. I’ve used Node before but I’m sure you’ll have some number crunching and background jobs and what not. You could use Go to build all these things out and go far before you use some specific technology for it. You don’t need to install half the internet worth of dependencies to do basic things.