Project Summary: Gym Management System. A full-stack web application for managing gym memberships, contracts, payments, and modalities using ASP.NET Core MVC. Key Technical Highlights:

• Architecture & Technologies:

ASP.NET Core MVC 6.0 Entity Framework Core SQL Server Dependency Injection Repository Pattern Clean Architecture principles

• Database Design:

Complex relational database schema Entity Framework Code First approach Database migrations Many-to-many relationships (ContractModalities) Data seeding Navigation properties Fluent API configuration

• Backend Features:

CRUD operations Complex business logic Asynchronous programming (async/await) Service layer pattern Interface-based programming Custom validation Payment processing system Membership management

• Software Engineering Practices:

SOLID principles DRY principle Separation of concerns Interface segregation Repository pattern Service layer abstraction Data annotations for validation