James Z.

Hi, I'm a U.S.-based Full-Stack Web & Mobile Developer with over 6 years of experience delivering high-quality, scalable applications for startups, small businesses, and enterprise clients. I specialize in building cross-platform mobile apps using React Native and Flutter, and responsive web apps using modern frameworks like React, Next.js, and Node.js. I focus on clean architecture, reliable code, and delivering results that drive real business value. 🧰 Core Skills: Mobile Development: React Native, Flutter (iOS/Android), Expo, native modules Web Development: React, Next.js, Tailwind, HTML5/CSS3, JavaScript, TypeScript Backend/API: Node.js, Express, Firebase, Supabase, REST & GraphQL APIs Cloud & DevOps: AWS (Lambda, S3, EC2, Cognito), Vercel, Heroku, Firebase Other Integrations: Stripe/PayPal, Push Notifications, Google Maps, In-App Purchases 🏆 What Sets Me Apart: Clear communication & fast response times On-time delivery and long-term reliability Deep understanding of scalable architecture Real experience with U.S. clients & projects ✅ Past Projects Include: Fitness subscription app with video content and in-app payments Real-time service marketplace app with chat, booking, and geolocation Admin dashboards with analytics and role-based access Web apps integrated with 3rd-party APIs (Stripe, Twilio, AWS) If you're looking for someone who understands code, business, and timelines, I’d love to discuss your project. Let’s build something great together — feel free to send me an invite to chat.