I will fix your dotnet core API errors and sql bugs quickly


About this gig
Facing issues with your Dotnet Core API or SQL database? I provide fast and reliable debugging services to get your system back on track.
.NET Core API Upgrade, Bug Fixing & SQL Optimization Services
Is your .NET Core API outdated or running into issues? I help you stay ahead with professional upgrades to .NET 8 and .NET 9 Preview. Whether you're facing performance bottlenecks, API errors, or SQL inefficiencies I provide fast, scalable, and future-proof solutions.
SERVICES I OFFER:
Upgrade your .NET Core app to .NET 8 or .NET 9
Fix API errors, HTTP issues, or routing bugs
Optimize SQL Server queries for faster performance
Add new API features or extend existing functionality
Database integration and data model refinement
Clean, maintainable code with proper documentation
End-to-end testing and performance validation
WHY CHOOSE ME:
6+ years of .NET experience (.NET Core, Web API, SQL Server)
Deep expertise in .NET 8, .NET 9 Preview, and performance tuning
100% focus on scalable, clean architecture
Unlimited revisions + Fast response + Reliable delivery
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Fix legacy .NET Core bugs, upgrade to the latest framework
Get to know Uzair Iqbal
Full Stack NET Core Developer Web API React Angular
- FromPakistan
- Member sinceOct 2016
- Last delivery3 years
Languages
Urdu, English, Hindi
My Portfolio
Other Software Development Services I Offer
FAQ
Q1: Will you upgrade my project to the latest .NET Core version?
A: Yes, I will upgrade your existing .NET Core API to .NET 8 or even .NET 9 preview, ensuring backward compatibility and performance improvements.
Q2: Can you fix complex SQL query issues or slow database performance?
A: Absolutely! I specialize in optimizing SQL Server queries, fixing slow stored procedures, and improving overall database efficiency.
Q3: Will you provide source code and documentation?
A: Yes, I include complete source code and basic documentation with every delivery. You can also request detailed comments and structure explanation.
Q4: Can you integrate 3rd-party APIs in my existing .NET application?
A: Yes, I have experience integrating payment gateways, social logins, external APIs, and more in .NET Core applications.
Q5: Do you offer unlimited revisions?
A: Yes! Your satisfaction is my top priority, and I offer unlimited revisions until you're happy with the result.

