DYNAMIC PRICING PLUGIN WOOCOMMERCE BELOW 25USD

I find developer who can build dynamic pricing plugin for woocommerce below 25usd. Type fixed & percent price product. Can set for sum product or by category product. Just make simple design. After finish this project, i will edit css by my self. License key register exclude because that function i will add by my self. I just want find developer for build function i need. I dont have time to build it urgent.