Mobile Phone Shop Inventory and Accounting System

Hi Freelancers I seek a professional who can develop a Mobile Phone Shop Management Software. Which must have the following features; Buy, Sell, Repair for Retail and Warehouse/Bulk orders (Mobile Phones, Tablets, Smartwatches, Accessories, Spare Parts, etc. There are two keen sides to look at; 1) Stock Control / Management 2) Managing Profit & Loss (Cash Management) However, there are other important features to include as well. 1) Barcode generation & scanning 2) Repair job slip/ticket 3) Invoice generation & printing (quotations; sales, buying, quotations) 4) IMEI / Serial number Label printing with prices etc 5) User account 6) Supplier account 7) Buyer account 8) Order import/export feature; one or more products at a time 9) VAT Options including Margin Scheme; 0%, 20%, (16.67%, on the difference between buying and selling price). 10) Manage cash flow; P&L, BS, etc 11) Various reports; Stock analysis, sales analysis, return, buy, expenses, purchase, day book, etc. 12) Creating masters; product, brand, sales, purchase, category, branch, year, accounts, expenses, etc 13) Discount notes; credit, debit, return, etc. This software must be for desktop and cloud, and for multistore company. Thank you very much for your time to read the above-stated project!