Website Development for real-estate management with high functionalities to facilitate the customer to get offers from the agents with high searching terms. Worked on it alone with my manager for reviews using Spring Boot Java with SSR (Single-Responsibility Principle) and Quasar Framework (VueJs) for front end alongside Pinia for state management.Build an OAuth authorization server using Spring Authorization Server to secure the API of multiple applications and the legibility to connect and login to the Server.Web and Mobile application for the government to help civil servant and public servant either for shopping, booking including some coupons with a high secured system including the Pro Interface for the administration.Encrypting data to secure all the confidential data related to the user. I participated mostly for Backendfunctionalities and the linking between the project and the Authorization Server.