.NET Backend Developer | ASP.NET Core · C# · SQL Server

Recent Computer Science graduate passionate about building scalable backend systems with modern .NET technologies.

I enjoy designing maintainable APIs, solving backend engineering problems, contributing to open source, and continuously improving my software engineering skills.

✅ Merged Open Source Contribution

Resolved a YAML escaping bug affecting GitHub Actions and Azure Pipelines configuration generation.

• Migrated YAML-specific quoting from SingleQuote() to SingleQuoteYaml().
• Preserved existing non-YAML behavior to avoid regressions.
• Added regression tests covering GitHub Actions and Azure Pipelines writers.
• Refactored duplicated verification logic into a reusable helper following maintainer review.

Technologies

C# .NET YAML GitHub Actions Azure Pipelines xUnit

🔗 Merged Pull Request: Fallout-build/Fallout#493

AI-powered academic originality detection platform built with Clean Architecture.

• Built 120+ RESTful APIs using ASP.NET Core.
• Integrated an AI microservice for semantic similarity search using vector embeddings.
• Implemented JWT authentication, FluentValidation, BCrypt, SignalR, Hangfire, and QuestPDF.
• Designed normalized SQL Server schemas with Entity Framework Core.
• Automated build and deployment using GitHub Actions, Docker, and Azure App Service.

Tech Stack

ASP.NET Core C# Entity Framework Core SQL Server SignalR JWT FluentValidation Hangfire Docker Azure GitHub Actions

Full-stack e-commerce platform built with ASP.NET Core MVC.

• Designed a normalized relational database supporting 10+ tables.
• Implemented secure authentication using ASP.NET Core Identity, RBAC, OAuth, Email Verification, and 2FA.
• Improved EF Core queries and eager loading to reduce unnecessary database calls.
• Applied Repository Pattern and Clean Architecture principles.

Tech Stack

ASP.NET Core MVC Entity Framework Core SQL Server Identity Repository Pattern

ASP.NET Core REST APIs MVC SignalR JWT FluentValidation Hangfire

C# SQL

SQL Server Entity Framework Core

Clean Architecture SOLID Dependency Injection Repository Pattern

Git GitHub GitHub Actions Azure Docker Swagger Postman xUnit Moq

• Contributing to Open Source (.NET ecosystem)
• Building production-ready ASP.NET Core backend applications
• Expanding my Azure and cloud engineering knowledge

• LinkedIn: https://linkedin.com/in/yousif-salah-dev
• Email: yousifsalah.dev@gmail.com