My guess, when I read it, was this would permit them to independently scale the backend on some commodity capacity provider, and then their Nextjs frontend beco

My guess, when I read it, was this would permit them to independently scale the backend on some commodity capacity provider, and then their Nextjs frontend becomes just another React app. OP didn’t mention what their product was, but if it’s AI-adjacent then a python backend doesn’t sound like a terrible idea.