Full Stack Developer | Next.js, React, TypeScript, APIs AI
Quezon
Looking for a Full Stack & AI Engineer who can rapidly turn complex ideas into high-performance, production-ready web applications? I build scalable web apps, multi-tenant platforms, and modern AI-driven solutions. With experience engineering pharmaceutical SaaS engines, international commodity trade portals, and real-time dispatch systems, I combine clean frontend aesthetics with robust backend architecture. How I add value to your project: • AI-Assisted Velocity: Leveraging modern agentic workflows (Anti-Gravity, Claude, Cursor, MCPs) to ship features 3–5x faster with clean, maintainable architecture. • Production AI Integrations: Building streaming AI chatbots (WebSocket answer streaming with recovery), multi-turn conversation persistence, vector similarity search, and tool calling. • Modern Frontend Craft: Crafting fluid, responsive interfaces with React, Next.js 15, TypeScript, Tailwind CSS, Radix UI, DaisyUI, and Three.js/GSAP animations. • Resilient Backends & Data: Designing scalable REST APIs, WebSockets, and secure databases (Node.js, Python/Django, Supabase RLS, PostgreSQL). What I can build for you: ✓ SaaS platforms, MVPs, and admin dashboards ✓ AI Chatbots, streaming interfaces, and knowledge graphs ✓ Multi-vendor e-commerce marketplaces & client portals ✓ API development, migrations, and WebSocket telemetry ✓ Performance optimization and responsive UI Tech Stack: • Frontend: React.js, Next.js 15, TypeScript, React Native, Tailwind CSS, Radix UI, DaisyUI, Three.js, GSAP • Backend: Node.js, Express.js, Python (Django, FastAPI), REST APIs, WebSockets • Databases: Supabase (RLS), PostgreSQL, MySQL, MongoDB, Firebase, AWS S3, Vercel • AI & Tools: MCPs, Vercel AI SDK, OpenAI APIs, Cursor, Anti-Gravity, Claude, JIRA, Git Whether you need an MVP from scratch, complex API integration, or an interactive AI feature, I deliver clean, tested code on time. Let's discuss your project!
KMC Solutions, full_time
Dec 2025 to Present
• Engineered AI chatbots for a central data-intelligence engine and its client-facing pharmaceutical SaaS platform, implementing WebSocket answer streaming with dropped-connection recovery, multi-turn conversation persistence, and inline citation parsing with markdown theming. • Drove the V1 to V2 infrastructure migration for a competitive intelligence SaaS, resolving monorepo drift, rewiring authentication and permissions to the V2 API, and building foundational read adapters consumed across all subsequent domain migrations. • Developed a Knowledge Graph UI from scratch to visualize complex pharmaceutical data relationships, engineering canvas rendering, dynamic layout panels, schema tabs, and interactive node-detail views. • Owned end-to-end development of the internal admin console managing the data-collection infrastructure, building comprehensive dashboards (Collector Health, Scope Manager) with live filtering, pagination, bulk selection, and fleet-wide operational summaries. • Built an AI Interviewer frontend from scratch, integrating agentic workflows (MCPs, custom skills, AI coding agents) to accelerate feature delivery across client applications.
Legacy Global, freelance
Nov 2025 to Mar 2026
• Led the development of web-based systems for multiple clients, from academic capstone projects to real-world business applications, coordinating project requirements, frontend implementation, and feature development. • Designed and developed responsive, user-focused web applications across education, finance, e-commerce, project management, and business operations. • Engineered complex system architectures and role-based workflows, including multi-vendor e-commerce environments, KYC document tracking, and secure financial dashboards utilizing Supabase Row Level Security (RLS). • Delivered end-to-end solutions by translating technical specifications into high-end, animated frontend interfaces, while architecting the underlying hosting infrastructure and CI/CD pipelines for reliable enterprise deployment.
MK International Trading, full_time
Jul 2025 to Oct 2025
• Contributed to the development of UI/UX and frontend designs to enhance the overall user experience and interface consistency. • Implemented user management features across the Rider and Customer applications, and Web Admin. • Assisted in developing core Rider App functionalities, ensuring smooth and intuitive interactions. • Integrated real-time notifications to improve communication and engagement between users and the platform. • Collaborated with team members through regular meetings to align project goals and ensure timely progress.