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I am a freelancer domiciled in New Zealand. Don't let my time zone fool you though - I work around the clock and can adjust my schedule to work around your project. My core strengths are programming, APIs, scripts, macros, diagnostics, server administration, troubleshooting ... have I just covered all aspects of IT? I have been in the industry nearly two decades and have done all sorts of projects from front end through back end and the middleware in between. Check out my reviews and completion rate, then judge me for yourself when I complete your project. I apologize to the stones that WILL be turned to uncover the solution to your problems, none shall be spared!

I'm a multidisciplinary professional based in Auckland, New Zealand, with over 10 years of experience as a Web Designer, Graphic Designer, and Web Developer. I’ve had the opportunity to work with a wide range of technologies, frameworks, and platforms—building solutions that span industries such as real estate, eCommerce, and insurance. I’m passionate about creating user-focused digital experiences and thrive on solving complex challenges with smart, scalable solutions. Whether it's a pixel-perfect design or a robust back-end integration, I bring both creativity and technical expertise to the table. I’m always up for a challenge—and whatever your requirements may be, I’m confident I can deliver a solution that exceeds expectations. Let’s build something great together.

More than 10 years' experience in software applications architecture, development and maintenance using Microsoft.NET technologies ASP.NET WebForms, MVC and Web API frameworks, ASP.NET Core, WCF, C#, VB.NET, SQL Server, Entity Framework, LINQ, IIS, Microsoft Azure Cosmos DB, Azure Blob and table storage. Experience of Responsive Single Page Applications development using Bootstrap, Angular, Typescript, Durandal JS, KnockoutJS and RequireJS, Lodash, Q promises and LESS. DevOps expertise with strong skills in migrating and setting up ASP.NET, PHP, Classic ASP, ColdFusion and Python web applications on Cloud infrastructure and on-premise server. Experience of deploying REST APIs and applications on Docker containers with Kubernetes orchestrator.

A small, but well versed company in many .NET technologies. We work with an international client base and welcome all opportunities all around the world. We have developed web services, web and window applications. Please visit see sites like www.johnsonandcouzins.co.nz, www.wordzangle.com as an example of our work. Not only do we write software we also deploy on your request.

Experience: Working as a professional since April, 2005 Technical Expertise: Core Java, AWT/SWING, JSP, C++, PHP, JavaScript, HTML/CSS Education: Graduate (B.E.) in Information Technology Area of Expertise Core Java, AWT/SWING, C++, PHP, JavaScript, HTML/CSS, Unix, X Windox

Software and Application Developer Web Developer Oracle Database MySQL Database Java/Python/PHP/Spring Boot/C#/VB/Microsoft Office Macro

I’m a Full Stack Software Engineer with 12+ years of experience building scalable web applications, mobile apps, AI-powered systems, and cloud solutions for startups and enterprise clients. My expertise includes: • Full Stack Web Development (React, Next.js, Node.js, Python, .NET) • Mobile App Development (Flutter, React Native) • AI Integration & Automation (OpenAI, Azure AI, Chatbots, Workflow Automation) • Cloud & DevOps (Azure, AWS, Docker, CI/CD) • Database Design & API Development • SaaS Platform Development I focus on building clean, scalable, and production-ready solutions with strong attention to performance, maintainability, and user experience. I can help you with: ✔ AI-powered applications ✔ Web & mobile app development ✔ API integration and backend systems ✔ Cloud deployment and automation ✔ SaaS product development ✔ Bug fixing, optimization, and system architecture I value clear communication, reliability, and long-term collaboration. My goal is to deliver high-quality solutions that help businesses grow efficiently. Let’s discuss how I can help with your project.

Full-Stack Web & App Developer | 20+ Years of Experience | React | Next.js | Node.js | Tailwind | Firebase | Prisma | UI/UX Expert Hi! I’m Siwoo — a seasoned full-stack developer with over 20 years of experience building high-performing websites and mobile/web applications. I specialize in turning ideas into fast, modern, and scalable digital products. What I Can Help You With: Full-stack website development (React, Next.js, Node.js) Web & mobile application development (PWA, responsive UI) Custom eCommerce solutions (Shopify, Stripe, PayPal) Real-time features (WebSocket, Firebase, REST APIs) Admin dashboards and data management systems Database design (PostgreSQL, MongoDB, Prisma) Clean, maintainable code with modern UI/UX (Tailwind CSS, Figma) Tech Stack I Use Daily: React | Next.js | JavaScript/TypeScript | Node.js | Express | Prisma Tailwind CSS | HTML5 | CSS3 | Firebase | MySQL | Git | REST API Deployment: Vercel, Render, Namecheap, Netlify, and more Based in New Zealand | Available for global clients Whether you're a startup, small business, or individual entrepreneur, I can help bring your vision to life — on time, on budget, and beyond expectations. Let’s build something great together! Click "Hire Me" and let’s talk.