Have you used Wi-Fi module before? Arduino and Wi-Fi module 'WizFi310' are used in this project to send a HTTP POST Request to Ubidot. Like this example, you can request a HTTP REST API to other server using a WizFi310.
In this tutorial you will learn how to use the WizFi210 – serial WiFi Shield with Arduino uno board. This low-cost wifi shield can be easily connected to your WiFi network and communicate with the Arduino uno board through the serial communication protocol. In this tutorial we will control an LED wirelessly from an Android phone/tablet app or from a computer tcp/ip terminal.