We are starting with a tutorial series which will be multi-part consisting creation of a simple Node.js API with MongoDB integration and later will be connecting the API to Android App. i) We will be creating Node.js API and running it locally on localhost. Node.js is basically written in javascript and will be needing a text editor. Will be using Sublime Text 2 which as powerful editing options with more plugins gives good control to code. You should have basic understanding of Node.js and its specific modules like Express. Download latest version of Node.js installable archive file from Node.js Downloads . We will be using Express framework module which gives functionality for HTTP Requests. In terminal , enter npm install express --save that will download express installation locally and creates a directory express inside node_modules. Create a folder NodeExample and inside create file main.js . main.js var express = require('express'); // import...