Available for freelance work

Hi, I'm Gelo.

Senior Software Engineer & AI Solutions Builder

I build full-stack web apps, mobile experiences, and AI-powered tools that ship fast and scale well.

Based in the Philippines
// ABOUT ME

Turning complex
problems into
elegant software.

I'm Gelo — a Senior Software Engineer and solo founder based in the Philippines. I specialize in building production-grade full-stack web applications, React Native mobile apps, and AI/LLM-integrated SaaS products.

With deep expertise in TypeScript, React, PostgreSQL, and modern AI tooling, I help startups and businesses go from idea to launched product — fast. I've shipped SaaS platforms, built mobile apps, and integrated cutting-edge LLM pipelines into real-world products.

7+Years Experience
20+Projects Shipped
5+SaaS Products Built
// EXPERTISE

The right tool for the right problem.

I adapt to what your project needs — here's what I reach for most often.

FRONTEND
TypeScript / JS
React / TanStack Start
React Native
BACKEND & DATA
PostgreSQL / MySQL
Prisma / Drizzle
BullMQ / Redis
AI / INFRA
OpenAI / Claude
Node.js / Bun
AWS / CloudFlare / Railway

Not married to any single stack — if there's a better tool for your project, I'll use it. What matters is shipping something great.

// SERVICES

What I build for you.

End-to-end software development, from idea to deployed product.

Full-Stack Web Apps

Scalable, fast, and modern web applications built with React, TypeScript, and PostgreSQL. From MVPs to production SaaS.

Mobile Apps

Cross-platform iOS & Android apps with React Native. Native feel, shared codebase, and smooth UX baked in.

AI / LLM Integration

Integrate GPT-4, Claude, Gemini and other LLMs into your product. RAG pipelines, agents, prompt engineering, and more.

SaaS MVP Development

Launch your SaaS fast. Auth, billing, dashboards, and core features — built right and ready to scale from day one.

// PROJECTS

Things I've shipped.

A selection of real-world projects built for real users.

Coming Soon
AI / LLMOpenAIBullMQPostgreSQL

AI Document Processing Pipeline

Built an AI-powered document processing system using GPT-4o agents with automated extraction, classification, and structured output. Handles high-throughput workloads with queue-based orchestration.

Coming Soon
SaaSReactTypeScriptPrisma

Full-Stack SaaS Platform

Production SaaS application with auth, dashboards, and background job processing. Built end-to-end with a modern React framework, TypeScript, and a robust data layer.

Coming Soon
MobileReact NativeTypeScript

React Native Mobile App

Cross-platform mobile application with smooth animations, offline support, and a polished UX — built with React Native and TypeScript.

// CONTACT

Let's build
something great.

Whether you have a project in mind or just want to chat — I'm always open to new work.

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