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English
$
USD
I will bug fix or upgrade your asp net core app and sql database


Moin Uddin
About this gig
Our Services Include:
Bug Fixing & Troubleshooting
- Resolve runtime errors, data issues, or performance bottlenecks
- Fix API integration, authentication, and configuration problems
- Handle broken forms, reports, and database queries
Version Upgrade & Modernization
- Upgrade from older ASP.NET (MVC, WebForms) to ASP.NET Core (latest)
- Migrate and optimize your SQL Server database
- Refactor legacy code for performance and maintainability
Performance Optimization
- Query tuning and stored procedure optimization
- Implement caching, compression, and async improvements
- Diagnose and fix high CPU/memory usage issues
Security & Stability Enhancements
- Apply latest security patches
- Enforce best practices for data integrity and access control
- Configure backups and disaster recovery setup
UI/UX Modernization
- Responsive UI upgrade with Bootstrap / Angular
- Improve user experience without breaking existing functionality
Why Choose Sistema Soft Limited?
- 12+ Years of Experience in Microsoft Technologies
- Experts in ASP.NET Core, C#, SQL Server, Web API, Entity Framework
- Proven track record in enterprise system upgrades and maintenance
- Reliable project management, transparent communication
Get to know Moin Uddin
Moin Uddin
Your Partner for Enterprise dot NET Solutions Finance HR Asset ERP
- FromBangladesh
- Member sinceJul 2022
- Avg. response time1 hour
- Last delivery1 year
Languages
English, Hindi, German, Spanish
I’m Moin Uddin, a Software Developer with 12+ years of experience in Microsoft technologies. I build custom, scalable and high-performance software to replace manual processes and outdated systems. I focus on clean architecture, reliable delivery and clear communication to ensure your business runs smoothly. Whether you need automation, system modernization or a complete application, I’ll turn your idea into a powerful solution. Message me anytime to discuss your project.
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Other Software Development Services I Offer
FAQ
Can you integrate APIs or third-party services?
Yes, I can integrate REST APIs, payment gateways, email services, and more.
Do you support legacy ASP.NET or MVC4 systems?
Absolutely — I have deep experience in legacy upgrades and maintenance.
Will you provide documentation?
Yes, technical or functional documentation is available upon request.
Is my project code secure and confidential?
Yes, 100% confidentiality is guaranteed.

