Nizar J.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Hi, I am a senior software developer with solid experience building desktop, web and mobile applications using Microsoft technologies and modern frameworks. I enjoy helping clients turn ideas into working systems, fixing issues in existing applications, and improving performance where things aren’t running as they should. I focus on writing clean, reliable code and making sure the end result is something you can actually depend on long-term. Whether you’re starting from scratch or need help with an existing project, I can step in and get things moving in the right direction. Desktop & Backend Development C++, C#, .NET Framework / .NET Core, ASP.NET (Web Forms, MVC), WinForms, WPF Mobile Apps Xamarin, .NET MAUI, Flutter Frontend JavaScript, JSON, Ext JS Databases SQL Server, MySQL, PL/SQL Reporting Stimulsoft Reports