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Full-Stack Developer | React, Node.js, TypeScript, PostgreSQL & AI I'm a Full-Stack Developer with nearly a decade of experience building web applications, APIs, business systems, and custom software solutions. Specialties: * React, TypeScript, JavaScript, HTML/CSS, Vite * Node.js, Express, REST & GraphQL APIs * PostgreSQL, MongoDB, Drizzle ORM * TanStack Query, Router & Form, Zod * Capacitor & AI-assisted development I'm experienced in both new projects and existing codebases, including feature development, bug fixing, API development, database work, and application improvements. Achievements: * Proxor 3 Software Development Skills Assessment — IEEE-recognized * One of the Top Performers — Stack League Blockchain Competition (2018) I focus on building clean, maintainable solutions and using modern tools, including AI, to improve development efficiency and problem-solving.

I build modern, high-performance web and mobile applications that are fast, scalable, and designed to solve real business problems. Over the past year, I've worked with startups and businesses to develop websites, SaaS platforms, dashboards, eCommerce solutions, APIs, and mobile applications. I maintain a 100% Job Success Score on Upwork by delivering clean, maintainable code, communicating clearly, and meeting deadlines consistently. I specialize in building complete products—from responsive user interfaces and mobile apps to secure back-end APIs, databases, cloud infrastructure, and AI-powered features. ### What I can help you with ✅ **Full-Stack Web Development** React, Next.js, TypeScript, JavaScript, Node.js, Express.js, NestJS, PHP ✅ **Frontend Development** React, Next.js, Vanilla JavaScript, TypeScript, Tailwind CSS, Material UI, Shadcn UI, Chakra UI ✅ **Backend Development** Node.js, Express.js, NestJS, PHP, REST APIs, Authentication, Authorization, Database Design ✅ **Mobile App Development** React Native, Expo, Android, iOS, Expo EAS, Cross-platform Mobile Applications ✅ **AI Development** AI-powered web applications, AI integrations, LLM APIs, AI chatbots, AI agents, automation, prompt engineering, AI-assisted application development ✅ **Database & Cloud** Supabase, Firebase, PostgreSQL, MongoDB, MySQL, Vercel ✅ **Payment Integration** Stripe, PayPal ✅ **UI Development** Tailwind CSS, Material UI, Shadcn UI, Chakra UI, Responsive Design ✅ **Performance, SEO & Deployment** Server-Side Rendering (SSR), SEO optimization, Core Web Vitals, performance optimization, responsive design, Vercel deployment and production deployment ### AI Development & AI-Assisted Engineering I build and integrate AI-powered features into modern applications using technologies such as LLM APIs, AI agents, chatbots, automation workflows, and intelligent application features. I also use modern AI development tools including ChatGPT, Claude, Cursor, and Lovable to accelerate development and improve productivity. I use these tools for code generation, code exploration, refactoring, debugging, testing, documentation, rapid prototyping, and development automation. I still handle the architecture, implementation decisions, code review, testing, security, and final integration to ensure the resulting application is reliable, maintainable, and production-ready. ### My Development Workflow I combine modern development practices with AI-assisted tools to work efficiently without sacrificing code quality. My workflow focuses on understanding the business requirements first, designing the appropriate architecture, building the application, integrating APIs and databases, testing functionality, optimizing performance, and deploying the finished product. This allows me to spend more time on architecture, performance, user experience, and solving the actual business requirements of a project. ### Why Clients Work With Me • 100% Job Success Score • Full-stack web and mobile development • AI-powered application development • Clean, scalable, maintainable code • Strong communication throughout the project • Fast turnaround without compromising quality • Attention to performance, UX, SEO, and long-term maintainability • Modern development workflow using AI-assisted tools • Ability to take products from concept to production If you're looking for a developer who can take your idea from concept to production—or improve an existing application—I'd be happy to discuss your project.

Front-End Developer | React.js • TypeScript • Tailwind • UI/UX • Claude AI • Replit AI • Cursor Front-End Developer specializing in building responsive, user-friendly web applications using React.js, TypeScript, Tailwind CSS, and MUI. I turn Figma designs into clean, scalable, and pixel-accurate interfaces, with a strong focus on performance and usability—even with imperfect designs. HTML, CSS, JavaScript (ES6+) - React.js, TypeScript, Tailwind, MUI - Node.js, Express.js, REST APIs - MySQL, MongoDB - Replit, Bubble io - Cursor and Claude Code for AI assistance Extras: - Built a solo SaaS Application Tracking System (ATS) using Replit, handling 20–50 applicants daily I deliver clean code, fast turnaround, and polished UI that works across all devices CERTIFICATIONS: AWS Certified Cloud Practitioner

🚀 Full Stack Developer | React.js, Next.js, Node.js, AWS, TypeScript 🚀 I’m a results-driven Full Stack Developer with over 5 years of experience building high-performance, scalable web applications across SaaS, EdTech, eCommerce, and enterprise platforms. I specialize in developing clean, maintainable, and production-ready solutions using modern JavaScript frameworks and cloud technologies. 💻 Core Tech Stack: Frontend: React.js, Next.js, Vue.js, Angular, Tailwind CSS, TypeScript Backend: Node.js, Express.js, Nest.js, Django, Spring Boot Databases: PostgreSQL, MySQL, MongoDB, Firebase Cloud & DevOps: AWS, Docker, Kubernetes, CI/CD Pipelines, Jenkins Other: GraphQL, REST APIs, GitHub Actions, Agile Development ⚙️ What I Deliver: ✅ Scalable, maintainable full-stack web applications ✅ Optimized Next.js solutions with SEO and lightning-fast performance ✅ Secure and efficient API architecture and integrations ✅ Cloud deployment and infrastructure automation with AWS & Docker ✅ Reliable, collaborative development with Agile practices I’ve worked with startups and global teams to deliver solutions that directly impact users — from building full dashboards and APIs from scratch to optimizing complex systems for speed and reliability. Let’s collaborate to bring your ideas to life and build something amazing together! 🚀

Hi, I'm Gilbert, a full-stack developer from the Philippines specializing in React, Next.js, Node.js, Django, and modern web technologies. I work with SaaS companies, startups, and enterprise teams to turn ideas into fast, maintainable, and scalable web applications that solve real business problems. Over the years, I've worked with companies of different sizes across multiple industries, giving me experience adapting to different codebases, workflows, and business requirements. I stay up to date with modern web development practices and continuously improve my skills so I can deliver solutions that are practical, maintainable, and ready for long-term growth. Top Rated, 100% Job Success, $10K+ earned across 19 projects for US, EU, and Asia clients. Specialized Stack: React, Next.js, TypeScript, Tailwind CSS, Node.js, Django, Django Rest Framework/DRF, Supabase, MERN, PERN, etc. Whether you need a new SaaS product, an MVP, feature development, third-party integrations, bug fixes, performance improvements, or ongoing development, I'd be happy to help. Click 'Hire' or 'Invite' or send me a message and we’ll get started.

I help product teams turn wireframes and business requirements into production-ready React and TypeScript interfaces—responsive, API-connected, and easy to maintain. With 4+ years of experience across product teams and agencies, I can help with: • React and TypeScript feature development • REST API integration and frontend architecture • Dashboards and data visualization with D3.js • Responsive UI implementation from Figma or wireframes • Redux, Tailwind CSS, Next.js, and Vite applications • React Native interfaces and CMS/WordPress work when needed My recent work includes security assessment dashboards, production web applications, mobile marketplace flows, reporting systems, and client-editable websites. You can expect organized delivery, maintainable code, clear communication, and careful handling of loading, error, empty, and responsive states. Send me your requirements, design, or existing codebase, and I’ll outline the cleanest path to delivery.