Comment by CallMeMarc

Without knowing what your tech stack is or what your familiar in, I'd consider Vercel and their serverless functions. They support Node.js, Go, Python and Ruby [1] and also have a very generous free tier in my opinion [2].

[1] https://vercel.com/docs/serverless-functions/supported-langu...

[2] https://vercel.com/docs/platform/limits