Shopware 5x Plugin Budget Plugin

Shopware 5x Plugin Budget create/develop a Shopware 5x Plugin to provide Budgets to customers This plugin set budgets for single customers. The budgets should work for multiple periods, like “end on a date” or renew every calendar year, or for x days valid If a customer's budget is exceeded, only the rest of his budget is deducted in the check out process and he has to pay for the amount that exceeds his budget. The current budget should be should be visible at the top of the screen close to the shopping card (we will do that in the template) There should be information’s in the checkout process about the current budget etc. the Plugin have to be multilingual, so we need a dictionary option/ all messages etc must be in the shopware dictionary The Plugin must be without any coding that we can adjust and expand the plugin if necessary. All right have to be sold on the programming optional: there should be a link to ask for more budget. if he clicks the link he can enter an amount and send the form to his supervisor. The supervisor can accept or decline the request with a link in the e-mail. needed skills: PHP, html, mysql, css, Javascript, Symphony Framework, ExtJS