There are Servers

Run code without provisioning

or managing servers

zero administration*

Method

getUsers( )

endpint

/users

Operating System

VM

Runtime

Load balancers

Configurations

...

Cloud providers

AWS Lambda

Google Cloud functions

Azure functions

Pay for what you use

Scaling

Easier / Green deployments

Vendor lock-in

Statelessness

Startup latency

No Long running functions

caching

serverless

shep

exports.handler = (event, context, callback) => {
    // TODO implement
    callback(null, 'Hello from Lambda');
};