Isaias C.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.

I'm a Full Stack Developer specialized in the .NET ecosystem and Angular, with 5+ years of experience building web applications, admin systems, and REST APIs for international clients. Since 2019, I've been working remotely on Upwork, completing 28+ contracts across C#, ASP.NET MVC/Core, Angular, SQL Server, PHP/Laravel, and more — delivering clean, maintainable code and clear communication throughout every project. 🏆 Upwork track record: • 28+ completed contracts • 100% Job Success Score • $20K+ earned on platform • Multiple projects rated 5.0 stars • Identity verified I specialize in admin systems and internal business tools — the kind of software companies rely on every day to manage operations, employees, inventory, sales, and data. I understand that enterprise clients need solutions that are robust, well-structured, and easy to maintain long-term. 🔧 Core stack: • Backend: C#, ASP.NET Core, ASP.NET MVC, ASP.NET WebForms, Web API, Entity Framework, LINQ • PHP: Laravel, CodeIgniter • Frontend: Angular (from v9 to the latest versions), TypeScript, JavaScript, HTML5, CSS3, Bootstrap, Kendo UI, jQuery • Databases: SQL Server, MySQL, stored procedures, data modeling • Other: WPF, Windows Forms, Ionic, Bubble, Chart.js, IIS, Git ✅ I'm a strong fit if you need to: • Build an admin panel, dashboard, or internal management system • Develop a REST API with .NET Core connected to an Angular frontend • Rewrite, upgrade, or fix an existing .NET or Angular application • Migrate a legacy .NET Framework app to .NET Core • Add features or provide ongoing support for your existing web app I work with both English and Spanish-speaking teams, and I take pride in understanding requirements clearly before writing a single line of code. Let's talk about your project.