DigitalOcean

Microsoft SQL Server

MariaDB

MySQL 5

MySQL

Ruby

JavaScript

PHP 5

CSS3

HTML4

HTML5/CSS3

HTML/CSS

### Role Overview

We are looking for a skilled **Web Developer** to create an engaging lucky draw entry page that users can access via a QR code printed on receipts. The POS vendor will create and pinter the QR code on the receipt footer (with encrypted transaction number and receipt amount).

This role involves developing a secure and user-friendly web page, storing participant data in a database, and providing an interface for drawing winners and displaying animations.

#### Responsibilities

*   Develop a lucky draw entry web page accessible via a QR code, ensuring the page validates the transaction number to prevent duplicates.
*   Capture and store participant information including transaction number, name, contact number, email address.
*   Validate that the transaction number matched the encrypted on the QR code.
*   Store the receipt amount as part of a hidden field
*   The receipt amount is to determine the number of spin on the wheel.
*   Implement a secure database to manage all participant data efficiently.
*   Develop animations for a "spin the wheel" feature that allows participants to win prizes.
*   Design an interface for setting prizes and adjusting winning probabilities in real-time on the backend, the setting page also should set the amount per chance to spin. (example $10 per spin)
*   Generate a summary report for the lucky draw campaign.

#### Required Skills

*   Proficiency in developing web applications using the **LAMP stack** (Linux, Apache, MySQL, PHP).
*   Strong understanding of database management and data validation techniques.
*   Experience with web security best practices to protect participant data.
*   Ability to create interactive and visually appealing web animations.

#### Nice to Have

*   Experience deploying applications on **DigitalOcean** or similar cloud platforms.
*   Familiarity with real-time data processing and dynamic content updates.

Wilson Bittencourt

Web Developer for Lucky Draw Entry Page