Hello,
I am web developer having 7 years experience in Magento and open cart. I have built a lot of websites on Magento/open cart platforms. Highly skilled with theme customization,plugin,extensions,css,php,javacript and MYSQL.
I have read your requirements and understood. I can easily develop all desired plugin within given time frame. I have some quires and want to discuss with you,please ping me when you are available for discussion. I can provide you examples of Plugins developed by me .
Thanks and Regards,