Web Developer
AI Prompt Engineer
Mobile Developer
- Next.js & React.js specialist for fast, modern web apps
- Mobile development with Flutter and React Native
- AI prompting for practical, production workflows
- Enterprise VPN setup with NordLayer
Serge Khalil
I build modern web and mobile applications with a premium product mindset: clean UX, reliable architecture, and performance-first delivery. My core stack is Next.js, React, TypeScript, and Three.js for immersive experiences—plus Flutter and React Native for mobile. I also integrate AI prompting into real workflows, and handle enterprise VPN setups using NordLayer when projects require it.
Full Stack & Systems Engineer
Independent / Contract Projects
2024 – Present
Working across full-stack architectures with Next.js, backend services, and scalable API systems. Focused on system design, secure authentication flows, and infrastructure-level implementations, including VPN-related networking solutions and secure data routing patterns for modern applications.
Mobile Application Developer
Freelance / Contract
2023 – 2024
Developed cross-platform mobile applications using Flutter and React Native. Delivered full application features including authentication flows, API integrations, state management, and polished user interfaces optimized for both iOS and Android environments.
Web & Frontend Engineer
Freelance / Contract · Collaboration with MoonDev
2020 – 2023
Built and delivered production-grade web applications using React and Next.js, focusing on performance, scalability, and clean UI architecture. Collaborated with MoonDev on multiple client and product-based projects, contributing to frontend architecture decisions, reusable component systems, and modern UI implementation standards.
Whether you have a project in mind, a question, or just want to say hello, my inbox is always open.
sergekhalil@live.com
Mount Lebanon, Lebanon
Open to opportunities
Serge Khalil • Web & Mobile Developer • AI Prompt Engineer