Small customisations to Opencart Store by MusclePro

Hi Guys, I need someone to make some changes to my eCommerce store (on Opencart) I could do this myself but would rather have someone else do it. What I need is the following: – Box to enter custom ‘s & <meta name="description" tags on Category pages… (Budget: $30-$100 USD, Jobs: CSS, eCommerce, HTML5, SEO, Website Design)