You will get fix any .NET Core API issue quickly and professionally
Project details
I will fix any .NET Core API issue, including crashes, failing endpoints, authentication errors, SQL issues, deployment failures, or performance problems, with clean and reliable solutions.
Programming Languages
ASP.NET, C#Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$35
|
Standard
$75
|
Advanced
$150
|
|---|---|---|---|
| Delivery Time | 1 day | 2 days | 3 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | ||
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code | - | - | - |
Optional add-ons
You can add these on the next page.
Additional Revision
+$10
Fix One Extra API Bug
+$25
Performance Optimization
(+ 1 Day)
+$30
Detailed Fix Documentation
(+ 1 Day)
+$25
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WK
Wladislaw K.
Sep 11, 2019
IOS Developer Needed for Payment Feature Banking
Very happy with Mr. Ghanshyam performance. Helpful and quickly complete my task. Trust him!
About Ghanshyam
AI Automation & SaaS Architect | n8n | Full Stack (WEB + Mobile)
Jaipur, India - 5:17 am local time
I’m Ghanshyam Jain, a Senior Full Stack Developer & Associate Application Architect with 13+ years of experience delivering enterprise-grade solutions using Flutter, .NET Core, .NET MAUI, Angular, C#, SQL Server, Azure, and modern AI-driven engineering workflows.
I don’t just write code —
👉 I architect, build, optimize, and scale full systems.
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⭐ Core Expertise
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📱 MOBILE APP DEVELOPMENT
✔ Flutter (cross-platform, scalable)
✔ .NET MAUI (early adoption + advanced architecture)
✔ Xamarin.Forms, Xamarin.iOS, Xamarin.Android
✔ Native iOS (Objective-C / Swift)
✔ REST API integrations, Firebase, Azure backend
✔ MVVM architecture, performance tuning
✔ App Store & Play Store deployment
=============================================================================
🖥️ Web & Backend Development
✔ .NET Core / .NET 6+ (microservices, REST APIs)
✔ ASP.NET Web API (versioning, authentication, caching)
✔ Angular (dynamic enterprise dashboards)
✔ SQL Server (design, indexing, query optimization)
✔ JavaScript, HTML, CSS (clean, responsive UI)
✔ Identity & security: OAuth, JWT, Azure AD / B2C
✔ Dependency Injection, Clean Architecture, SOLID principles
=============================================================================
☁️ Cloud, DevOps & Scalability
✔ Azure App Services
✔ Azure Functions (serverless)
✔ Azure SQL, Storage, Key Vault
✔ CI/CD Pipelines (Azure DevOps, GitHub Actions)
✔ ARM / YAML pipelines
✔ Application Insights, Monitoring & Logging
✔ Horizontal scaling, caching, load balancing
=============================================================================
🤖 AI-Powered Development (30% Faster Delivery)
As a Prompt Engineer, I integrate AI tools like GitHub Copilot & ChatGPT into the development workflow to:
🚀 AI-powered coding & prototyping
🛠 Faster bug detection
📄 Auto-generated documentation
🔧 Automated test cases
⚙️ CI/CD + deployment automation
📊 Requirement analysis with AI copilots
This results in:
✔ Faster delivery
✔ Fewer bugs
✔ Higher code quality
✔ Lower development cost for clients
=============================================================================
🧩 Architectural Strengths
These high-value skills attract enterprise clients:
🏗 Microservices Architecture
📦 Modular design for scalability
🧱 Clean Architecture
Perfect separation of concerns
⚙️ Design Patterns
Repository, Factory, CQRS, MVVM
🔐 Security Best Practices
Token-based auth, encryption, role-based access
📈 Performance Optimization
Profiling, caching, async processing
These are not common skills — and they position you as a senior engineer.
=============================================================================
💡 Why Clients Hire Me
⭐ 13+ years building enterprise mobile & web applications
⭐ Architect-level mindset (not just coding)
⭐ End-to-end development (mobile + web + backend + cloud)
⭐ Worked onsite with UK clients
⭐ Reliable communication & timely delivery
⭐ Ability to handle complex, enterprise-grade projects
=============================================================++++============
🚀 Let’s Build Your Next App
If you need a full-stack expert who can take complete ownership of your project — backend, mobile, web, cloud, AI automation — I’m ready to help.
📩 Send me a message. I respond quickly and can start immediately.
Steps for completing your project
After purchasing the project, send requirements so Ghanshyam can start the project.
Delivery time starts when Ghanshyam receives requirements from you.
Ghanshyam works on your project following the steps below.
Revisions may occur after the delivery date.
Diagnose and fix the .NET Core API issue
I will debug the issue, identify the root cause, apply a clean fix, and test all affected endpoints.