Senior Full Stack Engineer · Team Lead

YousifElhassan

8+ years delivering enterprise-grade solutions. Expert in React/Next.js & .NET Core. Pioneer in AI-assisted development with Claude Code.

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About

Build software like it matters.

Senior Full Stack Software Engineer with 8+ years of experience delivering high-quality, enterprise-grade solutions from concept to deployment. Expert in React/Next.js and .NET Core, with a proven track record of leading development teams and implementing Clean Architecture and SOLID principles. Pioneer in AI-assisted development using Claude Code, with hands-on experience in Linux server management and DevOps practices.

I've led digital transformation initiatives supporting 500+ concurrent users across 35+ international locations.

Full-Stack Development
AI-Assisted Development & Context Engineering
Team Leadership
Clean Architecture
Linux Server Management
DevOps & CI/CD

Years

0+

in industry

Projects

0

featured

Companies

0

shipped at

Now

NMBR — license-plate marketplace

building

Skills

Stack & craft.

Philosophy

Full-stack systems thinking from API to pixel.

  • Full-Stack Development
  • Clean Architecture
  • AI-Assisted Development & Context Engineering

Frontend

React
Next.js
TypeScript
Tailwind CSS
HTML5/CSS3
Razor Pages

Backend

.NET Core
C#
Entity Framework Core
Web API
Node.js
Microservices
Pioneer

AI-Assisted Development & Productivity

Claude Code
V0
AI-Powered Development
Context Engineering

DevOps

Docker
Linux Server Management
IIS
CI/CD Pipelines
Git/GitHub
Vercel

Database

MS SQL Server
PostgreSQL
Supabase
MongoDB
Firebase

Security

OWASP Top 10
Azure AD
Authentication/Authorization
Security Best Practices

Agile & Leadership

Scrum
Jira
Team Leadership
Mentoring
Code Review
TDD (80%+ Coverage)

Tooling

Git/GitHub
Vercel
Docker
Jira
Linux

Selected work

Six projects that shipped.

Flutter · Next.js 19 · Supabase

12/2025 – Present

NMBR

Co-Founder & Full Stack Developer

Flutter
Next.js 19
Supabase
TypeScript
Tailwind CSS
.NET Core 8 · React · MS SQL Server

10/2025 – 01/2026

Procurement Management System (PMS)

Lead Full Stack Developer

.NET Core 8
React
MS SQL Server
Figma · UI/UX Design · Prototyping

11/2025

VEXL

UI/UX Designer

Figma
UI/UX Design
Prototyping
RWMS

2023 – 2024

RWMS

Senior Full Stack Developer

.NET Core
React JS
SQL Server
Loyalty Medical

2022 – 2023

Loyalty Medical

Senior Full Stack Developer

.NET Core 8 Web API
Entity Framework
Angular 18
E-Commerce Mobile App

2021 – 2022

E-Commerce Mobile App

Full Stack Developer

Flutter
Dart
Firebase
Show all 20

Experience

Eight years, three teams, one playbook.

Senior Full Stack .Net Developer / Team Lead

Bahrain National Guard Manama, Bahrain 12/2020 – Present
full-time
  • Lead full-stack development and Agile team coordination for enterprise digital transformation initiatives, managing technical execution while mentoring junior developers
  • Architect and deliver complex web applications using React/Next JS and .NET Core 8+, following Clean Architecture and SOLID principles
  • Lead cross-functional Agile teams through full project lifecycles, ensuring on-time delivery of enterprise solutions
.NET Core 8+
React/Next JS
Entity Framework Core
SQL Server
Clean Architecture
Docker
Jira

Full Stack .Net Developer

Bahrain National Guard Manama, Bahrain 11/2017 – 11/2020
full-time
  • Developed full-stack applications contributing to organizational modernization, working independently on projects from inception to deployment
  • Built applications using .NET Core, Entity Framework Core, MVC, and SQL Server
  • Developed responsive frontends using Razor Pages, ensuring cross-browser compatibility
.NET Core
Entity Framework Core
MVC
SQL Server
Razor Pages
C#

Software Engineer (Part-time)

Soft Tiq Bahrain 10/2021 – 01/2022
part-time
  • Developed Windows Forms and web applications using ASP.NET C#, MVC, and SQL Server
  • Fixed production bugs and optimized application performance
ASP.NET
C#
MVC
SQL Server
Windows Forms

Business Application Developer

Dal Group Sudan 01/2017 – 10/2017
full-time
  • Developed desktop applications using C#.NET and VB.NET in Visual Studio
  • Created comprehensive technical documentation for solutions and systems
  • Wrote unit and UI tests to ensure application reliability
C#.NET
VB.NET
Visual Studio
SQL Server

Education & learning

Trained, then kept training.

B.Sc. Computer Science

Sudan University of Science and Technology

November 2015 · Sudan

Bilingual professional

Native Arabic. Professional English.

Cross-border collaboration

Currently exploring

  • Three.js + R3F
  • Edge runtime patterns
  • Context engineering

Contact

Let's build the next one.

Got a project, a question, or a role you want a second pair of eyes on? Drop a line — I typically reply within 24 hours.

Email

Location

Manama, Bahrain

Elsewhere