Ezadeen Hayajneh

• Developed and maintained robust RESTful APIs for the Sanad application, ensuring reliability and performance for large-scale government services.
• Extensively integrated with external APIs using RestClient, enabling secure and efficient data exchange across multiple systems.
• Acquired in-depth expertise in backend development with ASP.NET Core, delivering
efficient, scalable, and maintainable solutions.
• Designed and managed relational databases using Entity Framework Core with SQL Server.
• Applied Clean Architecture principles and implemented the CQRS (Command Query Responsibility Segregation) pattern to enhance system structure and modularity.
• Built projects from scratch following SOLID principles, ensuring clean code and long-term maintainability.

Began by learning of Object-Oriented Programming (OOP) in C#.
Studied SOLID principles and Clean Code practices to write efficient, maintainable
code.
Gained a comprehensive understanding of SQL and database management.
Learned to build APIs using ASP.NET Web API.
Continued by mastering Entity Framework (Code First) for data access and ORM.