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𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗕𝘂𝗴 𝗙𝗶𝘅𝗶𝗻𝗴, 𝗖𝘂𝘀𝘁𝗼𝗺 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀, 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 | 𝗥𝗲𝗮𝗰𝘁, 𝗡𝗲𝘅𝘁.𝗷𝘀, 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗘𝘅𝗽𝗲𝗿𝘁 Hi! I'm your go-to Full Stack Developer for building, fixing, and scaling modern web apps that drive results. With hands-on experience crafting scalable, production-ready applications from frontend to backend, I specialize in React.js, Next.js, Node.js, and full-stack integrations. Whether you need urgent bug fixes, custom feature development, secure authentication, payment gateways, or seamless deployment, I'll deliver clean, high-performance code that exceeds expectations. 𝗪𝗵𝘆 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲? • Proven Track Record: Built responsive e-commerce sites, dashboards, and SaaS apps with real-time features, user authentication (JWT/Better Auth), and payment integration (Stripe). • Fast Turnarounds: Skilled in debugging complex issues using Chrome DevTools, React Query, and Postman—often fixing bugs within hours. • End-to-End Ownership: Handles everything from Figma designs to deployment on Vercel/Netlify for a smooth, hassle-free workflow. • Clean & Scalable Code: Focused on TypeScript, Tailwind CSS, Shadcn, Prisma ORM, and Go to build robust and maintainable applications. 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗠𝗮𝘀𝘁𝗲𝗿𝘆: React.js, Next.js, Tailwind CSS, Bootstrap, JavaScript (ES6+), TypeScript, Shadcn, Swiper.js, Axios, React Query. 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗣𝗼𝘄𝗲𝗿: Node.js, Express.js, MongoDB, PostgreSQL, Prisma ORM, REST APIs, JWT, Better Auth. 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 & 𝗧𝗼𝗼𝗹𝘀: Stripe Payments, Figma (UI/UX), Git/GitHub, VS Code, Vercel, Netlify, Firebase, NPM, Postman, Adobe Suite (Photoshop, Illustrator, XD, Canva). 𝗪𝗵𝗮𝘁 𝗜 𝗗𝗲𝗹𝗶𝘃𝗲𝗿 𝗕𝘂𝗴 𝗙𝗶𝘅𝗶𝗻𝗴: Quick diagnosis and fixes for UI glitches, API errors, performance bottlenecks, or deployment issues. 𝗖𝘂𝘀𝘁𝗼𝗺 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀: User dashboards, authentication systems, payment flows, responsive UI, and API integrations tailored to your requirements. 𝗙𝘂𝗹𝗹 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀: From MVPs to production-ready applications optimized for speed, scalability, and SEO. 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 & 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Deployment on Vercel, Netlify, or Firebase with CI/CD setup, monitoring, and performance tuning. 𝗥𝗲𝗰𝗲𝗻𝘁 𝗪𝗶𝗻𝘀 • Fixed critical bugs in a Next.js e-commerce app, improved load time by 40%, and integrated Stripe for smooth payments. • Built a TypeScript-based real-time dashboard using React Query and deployed it on Vercel within a week. • Converted Figma designs into fully responsive Tailwind UI with a Prisma + PostgreSQL backend. 𝗖𝗼𝗺𝗺𝗶𝘁𝗺𝗲𝗻𝘁 • 100% satisfaction focus with revisions until you’re happy • Clear communication with regular updates and milestone delivery • Available for both fixed-price and hourly projects 𝗥𝗲𝗮𝗱𝘆 𝘁𝗼 𝗹𝗮𝘂𝗻𝗰𝗵? Send your requirements and let’s build it 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀: Full Stack Developer, React Developer, Next.js Expert, Node.js, Bug Fixing, Web App Deployment, Stripe Integration, TypeScript, Tailwind CSS full stack developer | website development | web application | software developer | web app development | backend developer | custom website | full stack website | build website | front end developer | web developer | mern stack developer | software development | create website | business website | frontend developer | web app | saas developer | nodejs | full stack | website builder | mern stack | javascript | website developer | ai website | html css | website design | ai web application | figma to wordpress | front end | nodejs backend | saas development | api integration | react website | angularjs | responsive design | ecommerce website | nextjs | rebuild website | back end developer | web app developer | ai web app | ai developer | react | database design database programming | react js | react developer | wix code | payment | custom design | automation | build website | custom | website design | react nextjs | javascript developer | react frontend | docker | aws cloud | deployment | api | rest api | github | web application |app development | bug fixing | react developer | custom web app | nextjs developer | ci cd pipeline |next js | react js | react developer | software developer | full stack developer | react | web app | next js developer | javascript | nextjs | figma to react | frontend developer | saas | reactjs | custom website | web developer | crm | typescript | ai developer | tailwind css | react web app | responsive web | react front end | web hosting | full stack dev | front end website

React and Node.js developer with 7+ years building full stack web applications — SaaS platforms, fintech tools, healthcare systems, and enterprise dashboards — for clients across Singapore, the UK, and the USA. I specialise in the JavaScript/TypeScript stack end-to-end: React 18, Next.js (App Router, SSR/SSG), Node.js, NestJS, PostgreSQL, Redis, and AWS. I build things that work at scale, stay maintainable, and are delivered on time. What clients typically hire me for: — Building React/Next.js frontends with clean state management (Redux Toolkit, React Query, Zustand) — Developing Node.js/NestJS REST or GraphQL APIs with solid auth (JWT, OAuth 2.0, RBAC) — Architecting multitenant SaaS backends with PostgreSQL, Redis caching, and CI/CD pipelines — Full-stack feature delivery on existing products — fast onboarding, minimal hand-holding needed — React Native or Flutter mobile apps when mobile is part of the scope Results from recent projects: — Architected a multitenant SaaS wealth advisory platform (SingCapital, Singapore) — SOC 2 / GDPR compliant, 99.9% uptime, 10,000+ concurrent users. Stack: NestJS, React, PostgreSQL, Redis, Docker, GitHub Actions. — Led full stack development for hospital management systems across two Singapore government hospitals (Renci, Sengkang General) — React 18, Next.js, NestJS, TypeScript. — Migrated Open Banking infrastructure to Next.js/TypeScript for a UK fintech (Banfico) — 40% reduction in technical debt, fully compliant with UK Open Banking standards. — 40% database performance improvement through query optimisation, indexing, and PgBouncer connection pooling. I communicate clearly, deliver working software, and flag problems early — not after deadlines are missed. I work async-first and have delivered for remote teams across UK, US, and Singapore time zones without issues. If you're building a web application or SaaS product on the React/Node.js stack and need someone who can own the full scope or slot into an existing team — let's talk. Send me your project details and I'll respond within a few hours.

Hey there! I'm Tee Ming and I'm web developer from Penang, Malaysia (UTC+8). Some of the technologies I'm actively using are: HTML, CSS, JavaScript, TypeScript, Node.js, Svelte, SvelteKit, React, Next.js, NestJS. I work a full-time job from 9 to 6 on the weekdays but continue to enjoy web development in my free time at night and on the weekends. In particular, I spend most of my time maintaining SvelteKit, reading articles, and watching videos about web development practices and trends. Overall, I'm just really passionate about creating great user experiences on the web.

For the last 13+ years, I’ve helped startups and companies grow their revenue by building scalable web apps, enterprise-grade .NET systems, AI automation, Shopify, E-Commerce and market-competitive MVPs with eye catching UI/UX. ✅ Top 10% Full Stack Developer ✅ 90%+ Client Success Score ✅ 250+ Projects Delivered Successfully ✅ $60,000+ Earned on Upwork Here’s what I deliver: ✔️ Full-Stack SaaS & Web Development (React, Next.js, Node.js, .NET Core) – Modern SaaS apps and dashboards using React.js, Next.js, Node.js, ASP.NET Core, with real-time features, APIs, and third-party integrations. ✔️ Enterprise .NET Applications & APIs – High-performance ASP.NET MVC / .NET Core applications, secure Web APIs, microservices, and scalable backend systems for business-critical platforms. ✔️ AI Automation & Agentic Workflows – Multi-step pipelines, task orchestration, and agentic decision-making with n8n, Make, and AI-powered workflow systems. ✔️ AI Calling & Voice Agents – Smart voice assistants for sales, healthcare, support, and follow-ups, powered by OpenAI, Gemini, Claude, Grok, DeepSeek. ✔️ E-commerce & AI Solutions – Intelligent online stores with automated workflows, personalized recommendations, and customer engagement systems. ✔️ Healthcare & Fitness Applications – AI health assistants, fitness trackers, and HIPAA-compliant healthcare platforms with intelligent automation. ✔️ Crypto Trading Bots & Automation – AI-powered bots, strategy automation, and real-time monitoring dashboards for crypto trading. ✔️ Databases & Backend Optimization – Reliable, high-performance backend systems using SQL Server, MongoDB, and MySQL, optimized for scalability and maintainability. 🌟 Recent Client Feedback: "Usman delivered high-quality results on time and met all requirements. I highly recommend him for ReactJS and frontend development work." 💬 Let’s book a FREE consultation call to discuss your project. I’ll share a custom AI, .NET, or SaaS roadmap to help you launch faster.