I've been getting into serverless computing for a few months now, and it's been a pretty good experience, and generally hassle free.

The only downside I saw was learning a bit of cloud formation to automatize the stack creation. But I guess if you want a quick prototype/deploy you might as well do it manually and learn it later.

I really recommend you to take a look at AWS's serverless products: https://aws.amazon.com/serverless/