I will fix asp net core mvc blazor and sql server bugs

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M.Umar
fix asp net core mvc blazor and sql server bugs
Full Screen
fix asp net core mvc blazor and sql server bugs
Full Screen
Full Screen
fix asp net core mvc blazor and sql server bugsfix asp net core mvc blazor and sql server bugsfix asp net core mvc blazor and sql server bugs

About this gig

Is your ASP.NET application showing errors, running slowly, or not working as expected?

I will diagnose and fix bugs in your existing .NET application while preserving its current business logic and database functionality.

I can help with:

ASP.NET Core and ASP.NET MVC errors

Blazor Server and WebAssembly issues

C# compilation and runtime exceptions

Entity Framework and LINQ problems

SQL Server queries and performance issues

REST API and third-party API integrations

Authentication, authorization, and JWT errors

Kendo UI Grid, JavaScript, jQuery, and AJAX issues

IIS publishing and deployment problems

Legacy .NET Framework, MVC5, WebForms, and EF6 applications

Why choose me?

6+ years of professional .NET experience

27 completed Fiverr orders with a 5-star rating

Experience with complex enterprise and legacy applications

Clear communication and regular progress updates

Clean, maintainable, and properly tested fixes

Please contact me before ordering. Send your application type, .NET version, error details, and expected result so I can confirm the correct package.

  • Programming language

    • ASP.NET

  • Expertise

    • Debugging
    • Performance
    • Security
    • Databases

  • Frontend framework

    • Blazor

  • Backend framework

    • Other

Get to know M.Umar

M.Umar

Senior ASP DOTNET Developer Legacy Migration and API Development

5.0(15)
  • FromPakistan
  • Member sinceOct 2022
  • Avg. response time1 hour
  • Last delivery2 months

  • Languages

    Urdu, English
Hi, I’m M. Umar, a .NET developer with 6+ years of experience building, fixing, and modernizing business applications. I specialize in ASP.NET Core, MVC, Blazor, C#, Web API, Entity Framework, SQL Server, React, Kendo UI, and legacy .NET systems. Whether you need a difficult bug fixed, a slow application optimized, a secure API developed, or an older system upgraded, I provide clean, tested, and maintainable solutions. I value clear communication, realistic timelines, and dependable delivery. Please message me before ordering so I can review your requirements.

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