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I will develop or fix c sharp net applications and apis
Roberto-SV
About this gig
Need help with a C# or .NET application? I can help you develop, fix, or improve your software.
I specialize in C#, .NET, ASP.NET Core, REST APIs, and SQL Server. I can work on new features, existing applications, API development, database integration, debugging, and bug fixes.
What I can help with:
C# and .NET applications
ASP.NET Core REST APIs
SQL Server integration and queries
Bug fixing and debugging
New features and functionality
API endpoints and business logic
Maintenance and improvements to existing applications
I will review your requirements, analyze the problem, implement the solution, and provide clean and maintainable source code.
Please contact me before ordering so I can review your requirements and confirm the scope, delivery time, and the most suitable package for your project.
Get to know Roberto-SV
Roberto-SV
C Sharp NET Developer ASP NET Core SQL Server
- FromMexico
- Member sinceNov 2025
- Avg. response time2 hours
Languages
Spanish, English
I am a software developer with more than 20 years of experience developing and maintaining business applications for banking, healthcare, and commercial clients.
My main expertise is C# and .NET development, including ASP.NET Core, Web APIs, SQL Server, and WPF. I also have experience with VB.NET, Angular, JavaScript, HTML, CSS, Git, Oracle, Informix, and Crystal Reports.
I can help you develop new features, build APIs, work with SQL Server databases, fix bugs, and maintain existing applications.
FAQ
What information do you need before starting?
I need a clear description of the issue or feature, the expected result, and any relevant source code, API documentation, or database information.
Can you work with an existing C# or .NET application?
Yes. I can analyze and modify existing C# and .NET applications, fix bugs, add features, and improve existing functionality.
Can you develop REST APIs with ASP.NET Core?
Yes. I can develop or modify REST API endpoints using C# and ASP.NET Core, including business logic and integration with your application.
Do you work with SQL Server?
Yes. I can work with SQL Server databases, queries, stored procedures, and database integration for .NET applications.
Can you fix a bug in my application?
Yes. I can analyze the problem, identify the cause, and implement a solution. Please provide the error details and relevant code when contacting me.
