Client: Frito Lay
URL: http://lays.pl/konkurs-championchips/
Technologies used: HTML5, CSS3, JavaScript, jQuery, Ajax, PHP, MySQL, APC, cron

 
The contest started on 12th May and ended on 15th June. Users could win 350 vouchers to empik.com every day for the best justifications of their votes. Every 500th vote won the carton of Lay's.

Details:
- HTML5 / CSS3 transitions and animations
- advanced voting system
- high protection against bots and cheating
- cache based on APC and files
- extensive use of AJAX and jQuery
- integration with Facebook API
- almost 365 000 votes and 61 000 users registered