Zeeshan S.

Need an AI-powered mobile or web application that can launch quickly without creating technical debt? I help startups, SaaS companies, and established businesses turn product ideas into secure, scalable software, from initial planning to production deployment.

🏆 Top Rated Plus | 100% Job Success | 110 reviews | $800K+ earned on Upwork

📱Mobile App Development:
I build reliable cross-platform React Native & Flutter iOS & Android apps with clean architecture, responsive interfaces, API integrations, payments, subscriptions, push notifications, analytics, and App Store and Google Play deployment that ship on time, scale under real load, and don't need to be rewritten in 12 months.

🤖 AI Powered Applications:
For products that need intelligence built in, I provide AI development and LLM integration using OpenAI, Claude, ChatGPT, LangChain, RAG pipelines, and AI agents. This includes AI-powered apps for coaching, healthcare, marketplaces, SaaS platforms, e-commerce, food delivery, dating, fintech, social networking, and MVP apps shipped to real users.

🌐 Web Apps, AI Apps & Full Stack Development:
I also handle web app development and full-stack development using React.js, Next.js, TypeScript, Node.js, NestJS, Python, FastAPI, Supabase, Firebase, PostgreSQL, and AWS. Whether you need an MVP, customer-facing platform, admin dashboard, backend API, or complete custom software development, I can own the full delivery lifecycle so you are not coordinating multiple disconnected developers.

💬 Communication:
Clients work with me for dependable communication, documented and maintainable code, realistic planning, and end-to-end ownership across product design, mobile, web, backend, cloud, QA, and launch.

⚡ You're a good fit if you're thinking:
● "I need a React Native or Flutter developer who takes full ownership"
● "My last developer disappeared mid-build and I need someone reliable"
● "I want an AI-powered mobile app but don't know where to start"
● "I need a production-ready MVP in weeks, not months"
● "I want clean, documented code, not a mess I'll rebuild in a year"

🛠️ Tech Stack
◉ Mobile: React Native, Flutter, Dart, Swift, Kotlin, Expo
◉ AI: OpenAI API, GPT-4, LangChain, RAG pipelines, AI agents
◉ Web: React.js, Next.js, TypeScript, JavaScript, Tailwind CSS
◉ Backend: Node.js, NestJS, Python, FastAPI, Firebase, REST, GraphQL
◉ Cloud: AWS, Docker, CI/CD, Google Cloud, DigitalOcean ◉ Databases: PostgreSQL, MongoDB, Supabase, Firebase, MySQL, Redis ◉ Payments: Stripe, PayPal, In-App Purchases, RevenueCat