Serverless

Serverless Example

Backend as a Service BaaS
Google Firebase
AWS API Gateway

Function as a Service FaaS
AWS Lambda
Azure Functions
IBM Bluemix OpenWhisk

On-Premise
Parse


Traditional vs Serverless
Traditional: Presentation - Application - Database
Serverless: Presentation - API Gateway - Functions - Database

Distributed DB:
MongoDB , AWS DynamoDB (pricing charge on number of read/write)