Osama ahmed Abd el rahman

ASP.NET Core Developer

• Job Details:Engineered a RESTful web API that managed a catalog of 500+ books, supporting up to 200 daily user queries and reducing manual catalog update time by 30%. Executed full CRUD operations and search functionality for 500+ book records, achieving 100% input validation coverage and enabling real-time updates for 50+ concurrent users. Delivered 6 documented API endpoints, wrote 9+ unit tests achieving 100% test coverage, and improved search response time by 40%.