'require' and 'process' is not defined in ESlint. problem with node?

To specify environments in a configuration file, use the env key and specify which environments you want to enable by setting each to true. For example, the following enables the browser, es6 and Node.js environments:

In your .eslintrc.js file ;

...
env: {
   browser: true,
   node: true,    <<<<--- Add this
   es6: true
 },
...