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YoussefHlem/README.md

Youssef Halim

Senior Frontend Developer | Egypt | Open to Remote

Senior Frontend Developer with 4+ years of expertise building scalable enterprise applications using React and Next.js. Specialized in architecting robust web solutions for HRM, PFP, and SaaS platforms with GIS integration capabilities. Proven track record in delivering high-performance applications with Test-Driven Development and industry-leading design patterns. Passionate about leveraging modern technologies and best practices to solve complex business challenges while maintaining code quality and ensuring seamless user experiences.

Experience

  • Bitech — Senior Frontend Developer (2025–Present)
  • Muze — React.js & React Native Developer (2023–2024)
  • Softigital — React.js & React Native Developer (2022–2023)

Skills

  • Frontend: JavaScript, TypeScript, React.js, Next.js, React Native, Redux
  • UI Technologies: Tailwind CSS, SASS, Chakra UI, Shadcn, Hero UI, Material UI
  • Specialized: GIS (ArcGIS, Leaflet), Responsive Design, Test-Driven Development
  • Developer Tools: Git, Azure, Design Patterns, CI/CD
  • Patterns: Multi-Tenant Architecture, RBAC, Clean Architecture, SOLID, Atomic Design

JavaScript TypeScript React Next.js React Native Redux Tailwind CSS SASS Git Azure ArcGIS HTML5 CSS3 Material UI shadcn/ui

Repos Followers Stars Experience

YoussefHlem's GitHub Stats

Projects

Some projects are under NDA. Descriptions focus on technical contributions without disclosing proprietary details.

Company Projects

Project Description
HRM & PFP SaaS Dashboard Multi-tenant SaaS admin dashboard — Senior Frontend Developer (Bitech). Architected from the ground up using Next.js 16, React 19, and TypeScript. Built an advanced data table system with sorting, filtering, column pinning/reordering/resizing, bulk actions, and CSV/XLSX/PDF export. Implemented a SQL-like filter builder with AND/OR group logic and multi-view data presentation (table/board/list).
GIS Incident Management Spatial data visualization platform — Senior Frontend Developer (Bitech). Integrated ArcGIS and Leaflet for interactive mapping, implementing bi-directional map-table row selection sync and marker/popup systems for incident management across 15+ service modules.
RBAC & Custom Fields Platform Enterprise access control system — Senior Frontend Developer (Bitech). Implemented Role-Based Access Control, dynamic custom fields injection, duplicate detection & merge workflows, bulk archive/restore operations, and real-time data import pipelines with validation following clean layered architecture (domain, infrastructure, application, presentation).
Muze Social Platform Social media platform — React Developer (Muze). Developed and integrated a real-time messaging feature using WebSocket technology. Built the Muze Mobile App using React Native for iOS and Android. Implemented Redux for state management in complex application flows.
E-Commerce & Admin Dashboards E-commerce platforms and admin dashboards — React Developer (Softigital). Developed and maintained multiple client-facing e-commerce platforms using React.js with responsive design and optimized component performance.

Client Projects

Project Description Links
Amlak Real estate marketplace — Team Lead & Frontend Developer. Led the frontend team, built property listing and search interfaces, implemented role-based access for agents, owners, and buyers, and integrated map-based property discovery. Website Google Play App Store
El Hadeer Full-stack multi-country e-commerce platform serving Egypt, Saudi Arabia, and the UAE — Frontend Developer. Built the Next.js 16 PWA storefront with Clean Architecture (domain/application/infrastructure/presentation layers), bilingual Arabic/English support with full RTL, multi-currency checkout, and GSAP animations. Also developed the Flutter mobile app for iOS and Android and integrated the Laravel REST API with Sanctum auth, Filament admin panel, and multi-tenant country-scoped data. Website Google Play App Store
E-Solution PT Construction & engineering corporate platform — Full-Stack Developer. Built the public-facing Next.js 16 corporate site for a Middle East/Africa firm specializing in post-tension and geotechnical solutions. Developed the Express/MongoDB backend API with GridFS file storage and JWT auth, and built the Next.js 15 admin dashboard (TypeScript, MUI, TanStack Query/Table, Tiptap rich text editor) for managing projects, blog, news, equipment, and downloadable resources. Website
MedEx Healthcare services platform connecting patients with doctors and hospitals in Egypt — Frontend Developer. Built the Next.js 15 admin dashboard with MUI, FullCalendar, and role-based portals for Admin, Doctor, and Hospital users. Developed the Expo/React Native mobile app with bilingual Arabic/English RTL support, geolocation-based hospital discovery, approval workflows, installment plans, and real-time push notifications via Pusher. Google Play App Store
Unicare Health insurance management mobile app — React Native Developer. Built the cross-platform Expo/React Native app featuring healthcare provider network browsing across 9 categories, approval submission workflows, consumption tracking, digital insurance ID cards, and full Arabic/English i18n with RTL support and light/dark theming via Styled Components. Google Play App Store
Medsol Professional medical website — Frontend Developer. Built a multi-page healthcare site using Next.js 13 with 8 homepage variations covering different healthcare niches (emergency clinic, dental, vaccination center, doctors directory, and more), appointment booking with date picker, doctor profiles, a blog system, and a functional contact form with SendGrid email delivery. Website

Open Source

Portfolios

Project Description Links
macOS Clone Portfolio A developer portfolio simulating a macOS desktop environment — built with Next.js 16, React 19, TypeScript, Tailwind CSS 4, GSAP, and Zustand. Features an interactive dock with magnification animation, multi-window management, a Finder for projects, Terminal for skills, Safari for articles, and a Photos gallery, all rendered as draggable OS-style windows. GitHub Demo
Three.js 3D Portfolio An immersive developer portfolio built with React and Three.js — featuring a rotating desktop PC model, floating interactive 3D tech balls with decal textures, an auto-rotating Earth globe, animated star field, scroll-triggered Framer Motion animations, and a functional EmailJS contact form. GitHub Demo
Three.js 3D Island Portfolio An interactive developer portfolio built with React, Three.js, and React Three Fiber — featuring a fully navigable 3D island scene, animated bird/biplane/fox 3D models, ambient background music, a neo-brutalism UI design system, and automated CI/CD deployment to Azure Static Web Apps via GitHub Actions. GitHub Demo

Apps & Dashboards

Project Description Links
Cryptoverse Dashboard A cryptocurrency tracking dashboard built with React — featuring live market data, coin detail pages, global crypto news feed, and interactive price charts. GitHub
Bookified An AI-powered platform that lets you have real-time voice conversations with your books — built with Next.js 16, Vapi, ElevenLabs, MongoDB, and Clerk. Upload PDFs and chat with them verbally via distinct AI voice personas, request smart summaries, and get auto-generated session transcripts, all wrapped in a Shadcn UI with auth and subscription management. GitHub
AI Resume Checker An AI-powered tool that analyzes and provides actionable feedback on resumes. GitHub

Mobile

Project Description Links
Jobit A cross-platform React Native job search app built with Expo — connects to the JSearch API via RapidAPI to display popular and nearby jobs, full-text job search with pagination, detailed job views with qualifications and responsibilities tabs, and a one-tap apply flow. GitHub
Recurrly A full-stack subscription management React Native app built with Expo, NativeWind, Node.js/Express, MongoDB, and Clerk — featuring a centralized dashboard to track active and inactive recurring expenses, automated email reminders before billing dates, secure authentication, native tab navigation, and PostHog analytics. GitHub

Education

BSc Commerce — Cairo University (2023–Present)

Contact

LinkedIn Email WhatsApp GitHub


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