I will build custom rest API with jwt authentication


About this gig
Are you looking for a secure, fast, and scalable backend API for your web, mobile, SaaS, or business application?
I will develop a professional REST API using ASP.NET Core, C#, SQL Server, and Entity Framework Core. Your API will be clean, secure, well-structured, and ready for integration with React, Next.js, mobile apps, or any frontend technology.
My services include:
ASP.NET Core REST API development
JWT authentication & authorization
User registration & login
Role-based access control
SQL Server integration
Entity Framework Core
CRUD API endpoints
Input validation & error handling
Swagger documentation
Filtering, sorting & pagination
File upload functionality
Third-party API integration
API testing & debugging
Deployment assistance
Why choose me?
Clean, maintainable code
Secure API architecture
Scalable and high-performance solutions
Clear communication
Full source code delivery
Post-delivery support
I can build APIs for SaaS platforms, CRM systems, ERP solutions, dashboards, mobile apps, e-commerce, and custom business software.
Please contact me before ordering so I can review your requirements and suggest the best package.
Get to know Ahmad
Full Stack Developer AI Powered Web Applications
- FromPakistan
- Member sinceJul 2022
- Avg. response time1 hour
Languages
Urdu, English
My Portfolio
Other Software Development Services I Offer
FAQ
What technologies do you use?
I use ASP.NET Core, C#, Entity Framework Core, SQL Server, REST APIs, JWT authentication, Swagger, and modern backend development practices.
Can you connect the API with React or Next.js?
Yes. I can develop an API that can be integrated with React, Next.js, Angular, Vue, mobile applications, or any frontend that supports REST APIs.
Do you provide JWT authentication?
Yes. I can implement registration, login, access tokens, protected endpoints, roles, and permissions using JWT authentication.
Can you work with an existing project?
Yes. I can add new endpoints, fix API issues, improve database queries, implement authentication, or extend your existing ASP.NET Core application.
Do you provide API documentation?
Yes. Swagger documentation is included in the Standard and Premium packages.
Can you deploy the API?
Deployment support is available in the Premium package or as an additional service. I can assist with Azure, AWS, Railway, VPS, or another suitable hosting platform.
Can you integrate third-party APIs?
Yes. I can integrate payment gateways, email services, AI APIs, SMS services, maps, and other external APIs. The exact cost depends on complexity.

