Available for opportunities

Abdelrahman
Zahem

عبدالرحمن زاحم — Abdelrahman Zahem

.NET Backend & Full-Stack Web Developer

Building secure, scalable APIs and real-time web systems with .NET, C#, and SQL Server — from database design to deployment with SSL, documentation, and technical SEO.

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About

Who Is Abdelrahman?

I'm Abdelrahman Zahem — a Computer Science student and freelance .NET developer from Egypt. I build the server side of web products: secure REST APIs, real-time features with SignalR, and clean SQL Server schemas with Entity Framework Core — then ship them with SSL, documentation, and technical SEO.

.NET Backend & Full-Stack Web Developer
Location: Egypt Languages: Arabic (Native) · English Degree: B.Sc. Computer Science — 2027 Status: Available for work
Get In Touch
Services

Services & Solutions

Backend Architecture & RESTful APIs

Secure, scalable APIs built with C# and ASP.NET Core — clean layered architecture, JWT authentication, and full Swagger documentation.

ASP.NET Core C# Swagger

Real-Time Web Systems

Live notifications, instant auditing, and bi-directional communication powered by SignalR over WebSockets.

SignalR WebSockets .NET

Database Design & Optimization

Normalized relational schemas, complex queries, and data management on SQL Server with Entity Framework Core and LINQ.

SQL Server EF Core LINQ

Full-Stack Delivery & Deployment

Responsive front-end interfaces integrated with .NET backends — deployed on Linux VPS, MonsterASP, or Vercel with full SSL and technical SEO.

HTML5 · CSS3 · JS Linux VPS Vercel
Request a Custom Quote

Clear scope, clean documentation, and structured post-launch maintenance — every project delivered end-to-end.

Workflow

How I Work

01

Analysis & Database Modeling

System requirements, ERD, and normalized schema design on SQL Server.

02

Backend & API Engineering

Business logic, security, and clean architecture with C# and ASP.NET Core.

03

Integration & API Testing

Frontend binding, Postman and Swagger validation, and performance tuning.

04

Deployment & Handover

Server configuration, domain and SSL setup, and clean handover documentation.

Expertise

Skills & Qualifications

Backend Engineering (.NET)

C# .NET ASP.NET Core Web API ASP.NET Core MVC SignalR (Real-Time WebSockets) RESTful API Design Clean Architecture JWT Authentication

Database & ORM

Microsoft SQL Server T-SQL Entity Framework Core (Code-First & Database-First) LINQ Relational Schema Design & Query Optimization

Frontend Web Development

HTML5 CSS3 Modern JavaScript (ES6+) Responsive UI Design DOM Manipulation Fetch API / AJAX

DevOps, Tooling & Deployment

Git & GitHub GitHub Actions (CI/CD & Automated FTP Deployment) Postman Swagger / OpenAPI Visual Studio 2022 VS Code Linux VPS Hosting MonsterASP Vercel
Portfolio

Featured Projects

Background

Experience, Training & Education

2025 – Present

Freelance .NET Backend & Full-Stack Developer

Self-Employed · AI Trainer & Code Evaluator on Outlier

Designing, building, and deploying custom .NET web applications, REST APIs, and database architectures for clients across regional and global freelance platforms.

2026 – Present

Team Lead — Infrastructure & Orchestration

AutoDetect Model Builder — Graduation Project, El Shorouk Academy

Leading backend infrastructure, authentication, session architecture, and external AI service integration for the AutoDetect Model Builder platform.

2025 – 2026

.NET Backend Developer Track

Digital Egypt Pioneers Initiative (DEPI)

Intensive hands-on software engineering training in C#, SQL Server, ASP.NET Core Web APIs, real-time web systems with SignalR, and professional business skills.

2026

Full-Stack Web Development Intensive

National Telecommunication Institute (NTI) — with ITIDA

Completed intensive technical training in full-stack web application development.

2026

Innovation Hub Mentorship Program

Deloitte

Selected participant in technical career mentorship focusing on enterprise software development practices.

2023 – Expected 2027

B.Sc. in Computer Science

El Shorouk Academy

Undergraduate Computer Science student in Cairo, Egypt. Former Front-End Team Member at Google Developer Student Clubs (GDSC), 2023–2024.

Get In Touch

Let's Connect

Open to new roles & collaborations

Have a project in mind, or looking for a backend developer to join your team? Send a message through the form or reach out through any channel below — I'll get back to you as soon as possible.

Email
zahem154@gmail.com
Phone
+20 01069820899