You will get a robust and secure REST API using .NET Core
Project details
Behind every great web or mobile application is a powerful, secure, and fast backend. If you are looking for an expert to build the core engine of your software, you are in the right place.
As a Software Engineer with deep expertise in .NET technologies, I specialize in building robust RESTful APIs and backend systems tailored to your business needs. I don't just write endpoints; I architect solutions. I strictly follow "Clean Architecture" and SOLID principles to ensure your backend is scalable, maintainable, and completely decoupled from external dependencies.
What I provide:
Modern REST APIs using ASP.NET Core
Secure Authentication & Authorization (JWT, Identity)
Efficient Database Design & Optimization (SQL Server, Entity Framework)
Clear API Documentation (Swagger/OpenAPI)
Seamless third-party service integration
Let's build a solid foundation that your frontend team will love working with. Message me today to discuss your project!
As a Software Engineer with deep expertise in .NET technologies, I specialize in building robust RESTful APIs and backend systems tailored to your business needs. I don't just write endpoints; I architect solutions. I strictly follow "Clean Architecture" and SOLID principles to ensure your backend is scalable, maintainable, and completely decoupled from external dependencies.
What I provide:
Modern REST APIs using ASP.NET Core
Secure Authentication & Authorization (JWT, Identity)
Efficient Database Design & Optimization (SQL Server, Entity Framework)
Clear API Documentation (Swagger/OpenAPI)
Seamless third-party service integration
Let's build a solid foundation that your frontend team will love working with. Message me today to discuss your project!
Programming Languages
ASP.NETCoding Expertise
Localization, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$150
|
Standard
$400
|
Advanced
$500
|
|---|---|---|---|
| Delivery Time | 10 days | 20 days | 30 days |
Number of Revisions | 3 | Unlimited | Unlimited |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
About Youssef
Mobile Flutter Developer | Full Stack .Net Developer | ASP.NET&Web API
Qina, Egypt - 5:18 am local time
Whether you need a scalable mobile app from scratch, a secure backend infrastructure, or a seamless integration between the two, I deliver end-to-end software solutions. I am also currently refining my advanced engineering skills through the rigorous 9-month professional training program at the Information Technology Institute (ITI).
What I Can Build For You:
Mobile App Development (Flutter): Cross-platform applications (iOS & Android) featuring smooth UI/UX, complex state management (Bloc), and real-time data handling.
Backend & APIs (.NET): Secure, scalable RESTful APIs utilizing Clean Architecture and modern design patterns.
Third-Party Integrations: Google Maps services, Firebase (Push Notifications, Authentication), payment gateways, and real-time external APIs.
Data & AI Elements: Incorporating smart features (like RAG & Agentic AI) and designing interactive data dashboards (Power BI, Excel) for business insights.
Highlighted Portfolio Projects:
V-Go (Ride-Hailing & Delivery): Developed a comprehensive app connecting drivers and passengers. Features include real-time tracking, dynamic kilometer-based pricing, Firebase notifications, and a full admin/dispatcher dashboard.
Jawla (Sports Live Scores): Built a fast-performing sports app with real-time match updates via external APIs, custom UI with dark mode support, and optimized data rendering.
SmartStore: An e-commerce platform featuring AI-driven product recommendations and a modern interface.
Why Choose Me?
Clean Architecture & Maintainability: I write organized, clean code that makes future updates and scaling cost-effective.
User-Centric Focus: I pay close attention to UI details and performance to ensure your users get a flawless, crash-free experience.
Reliability: I have a proven track record of successful deliveries and satisfied clients on freelance platforms.
Let's turn your idea into a reality! Send me a message, and let's discuss how I can bring technical excellence to your next project.
Steps for completing your project
After purchasing the project, send requirements so Youssef can start the project.
Delivery time starts when Youssef receives requirements from you.
Youssef works on your project following the steps below.
Revisions may occur after the delivery date.
Architecture & Database Planning
I will analyze your requirements and design a normalized, efficient SQL database schema along with the overall software architecture.
API Development & Authentication
I will develop the RESTful API endpoints using .NET Core, implementing secure JWT authentication and role-based authorization.