Devexpress Expert for Desktop Winforms C# INVOICE and POS Application

I am seeking an experienced Devexpress expert who can continue develop an existing desktop Winforms C# INVOICE and POS application based on my complete design. The application requires standard features only, with no need for highly customized features. The ideal candidate should have experience in developing similar applications using Devexpress and Winforms. The project completion deadline is flexible, with a time frame of one month or more.