Hi there,
I have extensive experience with POS, inventory management and accounting desktop and mobile applications. According to the information that you provided I suggest the following development milestones:
1. User accounts and authentication
2. Master data
3.1. Customers
3.2. Articles
4. Warehouse/inventory management
4.1. Document types
4.2. Warehouses
4.3. Material documents
4.5. Reporting module
5. Sales module
5.1. POS Terminal screen with pos printer support
And more...
More about me:
Full stack application development for more than 15 years of professional experience of corporate grade applications in technologies that include ASP.NET, JQuery UI, JavaScript, .NET Core.
Corporate-grade desktop applications for Windows in WinForms (C# and VB.NET), Electron, UWP.
Mobile applications development: Android Native (Java/Kotlin), Flutter, Xamarin and Xamarin Forms.
Experience with developing advanced apps for legacy mobile platforms: Windows CE, Windows Mobile 6.
RESTful API backends with OAuth token-based authentication and offline data synchronization.
Database design development for SQL Server, MySQL, SQLite.
UI Components: Telerik, Javascript charting libraries.
Reporting: Crystal Reports and MS Reporting Services.
Experienced in advanced signal processing applications, sensor data acquisition and processi