http://stackoverflow.com/questions/13807339/upload-a-binary-file-to-s3-using-aws-sdk-for-node-js

s3-aws-sdk-nodejs-image-upload.js

//required node modules
//untested
var request = require('request');
var cheerio = require('cheerio');
var fs      = require('fs');
var s3      = require('s3');
var AWS     = require('aws-sdk');

var url = 'https://medium.com/@benjaminhardy/8-things-every-person-should-do-before-8-a-m-cc0233e15c8d'; //url of site

AWS.config.loadFromPath('./config.json');
var s3bucket = new AWS.S3({params: {Bucket: 'crawlerdemo'}});

request(url, function(err, resp, body){
  $ = cheerio.load(body);
  links = $('img'); //get the image tags
  $(links).each(function(i, link){ //go through every link on page
    image_path = $(link).attr('src');
    var tmp = image_path.lastIndexOf('/');
    var filename = image_path.substring(tmp+1, image_path.length); //set file name
    download(url, filename, function(){
        fs.readFile(filename, function(err, data) {
            if (err) {
                throw err;
            }
            var bdata = new Buffer(data, 'binary');
            var params = {Key: filename, Body: bdata};
            s3bucket.upload(params, function(err,data) {
                if (err) {
                    console.log("Error: ", err);
                }
            });
        });
    });
  });
});

//download method
var download = function(uri, filename, callback){
  request.head(uri, function(err, res, body){
    request(uri).pipe(fs.createWriteStream(filename)).on('close', callback);
  });
};

@techgaun , This worked for me after 3 hours of scraping internet. Thanks for the gist!