You will get eBay REST API Integration (C# | ASP.NET Core 8 | Clean Architecture)
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Project details
Looking to seamlessly integrate your eBay store with your back-office system?
This solution delivers a complete, production-ready eBay REST API integration, built with ASP.NET Core 8, following Clean Code Architecture and SOLID principles, ensuring high performance, scalability, and maintainability.
The integration dynamically retrieves eBay Global and Store Categories in real time using official eBay APIs, allowing you to list and manage products effortlessly under both global and store categories.
It also includes real-time quantity synchronization, automatically updating your eBay listings whenever a new order is placed, keeping your store and local database perfectly in sync.
Key Features
Dynamic Category Retrieval: Automatically fetch eBay Global and Store categories via the latest eBay REST APIs.
Seamless Product Listing: Create, manage, and update listings under both category types.
Real-Time Quantity Sync: Keep inventory perfectly aligned across your store and database.
Modular Plug-and-Play Architecture: Easily integrate into your existing system without disrupting current functionality.
C#, .NET Core, Clean Architecture, SOLID Principles, eBay REST APIs, Dapper, SQL
This solution delivers a complete, production-ready eBay REST API integration, built with ASP.NET Core 8, following Clean Code Architecture and SOLID principles, ensuring high performance, scalability, and maintainability.
The integration dynamically retrieves eBay Global and Store Categories in real time using official eBay APIs, allowing you to list and manage products effortlessly under both global and store categories.
It also includes real-time quantity synchronization, automatically updating your eBay listings whenever a new order is placed, keeping your store and local database perfectly in sync.
Key Features
Dynamic Category Retrieval: Automatically fetch eBay Global and Store categories via the latest eBay REST APIs.
Seamless Product Listing: Create, manage, and update listings under both category types.
Real-Time Quantity Sync: Keep inventory perfectly aligned across your store and database.
Modular Plug-and-Play Architecture: Easily integrate into your existing system without disrupting current functionality.
C#, .NET Core, Clean Architecture, SOLID Principles, eBay REST APIs, Dapper, SQL
Programming Languages
HTML & CSS, ASP.NET, C#Coding Expertise
Performance Optimization, Security, DesignWhat's included
| Service Tiers |
Starter
$300
|
Standard
$700
|
Advanced
$1,200
|
|---|---|---|---|
| Delivery Time | 5 days | 10 days | 15 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | 2 | 5 |
Design Customization | - | ||
Content Upload | - | ||
Responsive Design | |||
Source Code |
Frequently asked questions
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Tanveer was amazing to work with he was quick to understand the requirement. He is pro when it comes to datatables.net he delivered the project earlier than the time he quoted. He is true professional with expert knowledge. I would recommend him and will try to work with him in future when possible.
About Tanveer
Full Stack .NET Developer| ASP .NET Core | C# | Azure | Web API | SQL
100%
Job Success
Jaranwala, Pakistan - 9:59 pm local time
I help startups and enterprises:
• Modernize legacy .NET systems into AI-enhanced, high-performance architectures
• Design and scale SaaS backends handling millions of transactions with AI agents and RAG capabilities
• Resolve performance bottlenecks while adding Azure AI features (chatbots, intelligent automation, predictive APIs)
• Integrate third-party systems (ERP, eCommerce, payments) with secure, event-driven Azure infrastructure
My focus in 2026: Production-ready .NET 8/9/10 backends + Azure AI that deliver measurable ROI through automation, intelligence, and unlimited scalability.
How I Deliver AI-Powered .NET Solutions
Whether you need Azure AI integration into an existing platform, a full SaaS rebuild, legacy refactoring, or performance + intelligence upgrades, I deliver clean, maintainable systems engineered for growth.
Typical projects include:
✔ Building AI-enhanced ASP.NET Core & .NET Web API backends (Azure OpenAI, Semantic Kernel, LLM orchestration)
✔ Modernizing legacy code into Clean Architecture + CQRS + Microservices or .NET Aspire cloud-native apps
✔ Scaling multi-tenant SaaS platforms with Redis caching, Service Bus, and AI-driven features
✔ Optimizing SQL Server + EF Core/Dapper for sub-100ms API responses under heavy load
✔ Full Azure cloud architecture (App Services, Functions, AKS, Blob Storage, Azure AD)
✔ Secure API integrations and automated data pipelines (Excel/CSV/JSON to SQL + AI processing)
Architecture & Technical Expertise
.NET Backend Development: C#, .NET 8/9/10, ASP.NET Core, Minimal APIs, MediatR, CQRS, FluentValidation, Clean Architecture
AI & Intelligence: Azure OpenAI Service, Semantic Kernel, LLM Integration, AI Agents, RAG Systems, , AI Integration, AI Integration .NET, Microsoft Agent Framework, Microsoft Foundry, Azure AI Integration, Production AI .NET
Architecture: Microservices, Modular Monolith, Event-Driven, Distributed Systems, .NET Aspire
Databases & Caching: SQL Server, EF Core, Dapper, Redis, Elasticsearch
Cloud & DevOps: Microsoft Azure (full suite), Docker, Kubernetes, CI/CD, Monitoring (Application Insights)
Frontend (for full-stack projects): Angular 17+, TypeScript, Signals
Security: OAuth2, JWT, RBAC, Azure AD, IdentityServer
Who I Work Best With
• Enterprises paying premium rates for AI Integration that delivers clear ROI
• Startups scaling SaaS platforms with AI capabilities
• Enterprises modernizing legacy .NET systems and adding Azure AI intelligence
• Teams needing high-performance backends + AI automation
• Companies requiring architecture reviews and performance + intelligence optimization
Let’s Build the Future-Proof Backend Your Business Needs
If you’re looking for a reliable Senior Azure AI .NET Developer who delivers production-grade, AI-integrated ASP.NET Core solutions on Azure that scale, perform, and generate real business value - click “Invite to Job” and share your project details.
I respond within hours and deliver results that exceed expectations. Let’s turn your vision into intelligent, scalable systems.
.NET Developer, Senior .NET Developer, ASP.NET Core, RESTful APIs, Backend Development, Azure, SQL Server, Microservices, SaaS Development, API Integration, Performance Optimization, Clean Architecture, System Refactoring, Modular Monolith, Distributed Systems, High-Performance APIs, Scalability, Cloud Architecture, C# Developer, ERP Integration, eCommerce API Integration, Azure AI .NET, Semantic Kernel, Azure OpenAI, AI Agents .NET, RAG Pipelines, AI SaaS Backend, Intelligent APIs, Microsoft Agent Framework, Azure AI Foundry, Generative AI .NET
Steps for completing your project
After purchasing the project, send requirements so Tanveer can start the project.
Delivery time starts when Tanveer receives requirements from you.
Tanveer works on your project following the steps below.
Revisions may occur after the delivery date.
Step 1:
Client purchases the project and shares eBay API credentials, database access (if applicable), and store details.
Step 2
I review the requirements and confirm the integration plan and milestones.