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Uuel.dev

Full-stack developer building modern, performant web experiences with Next.js and Sanity.

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© 2026 John Uel Mangaba

Built with Next.js · Powered by Sanity

Projects

A collection of product work, CMS builds, and full-stack web apps I've shipped.

Tara Akyat! Weather App
Next.Js TailwindCSS Typescript

Tara Akyat! Weather App

Tara Akyat is a weather web application designed for hikers and outdoor enthusiasts in the Philippines.

Live Code Details
Earth Cycle Quiz App
Next.Jsmongodb

Earth Cycle Quiz App

Interactive educational web app for students to learn and test their understanding of Earth’s natural cycles through engaging quizzes, visuals, and student-friendly activities.

Live Code Details
Interactive-quiz
Next.JsTailwindCSSMongoDB

Interactive-quiz

Interactive medical quiz platform designed to help users master anatomy, medical terminology, body systems, and clinical concepts through engaging quizzes and learning activities.

Live Code Details
AwareToConsult – Symptom Checker with Taglish Input Support
Next.JsTailwindCSSChatGPTMongoDB

AwareToConsult – Symptom Checker with Taglish Input Support

A self-check website that lets users type symptoms in English or Tagalog to assess their severity. Provides instant advice on whether to stay at home, visit a clinic, or seek emergency care.

Live Code Details
Learn Dementia – Risk Assessment App with Real-Time Data Tallying
TailwindCSSNext.JsMongoDB

Learn Dementia – Risk Assessment App with Real-Time Data Tallying

A dementia self-assessment tool where user responses are saved to a database and tallied to analyze risk trends. Built to demonstrate full-stack development skills.

Live Code Details
Dev Portfolio
nextjssanityreact

Dev Portfolio

DEV Portfolio

Live Code Details
Offline-First Quiz App for Kids (PWA)
PWAMongoDBNext.JSTailwindCSSidblocalStorageService Worker

Offline-First Quiz App for Kids (PWA)

An educational quiz app for kids that works fully offline after the first load. Features a colorful UI, smooth animations, and uses IndexedDB to store quizzes and track user progress.

Live Code Details
Crave Kape: Built a Full-Stack Restaurant Ordering System with Multi-Payment Integration
herokuMongoDBReactWeb SocketsSanityPayPalGcashExpress.JsNode.JsNext.Js

Crave Kape: Built a Full-Stack Restaurant Ordering System with Multi-Payment Integration

Engineered an end-to-end food ordering platform for Crave Kape, complete with real-time order tracking, dashboard analytics, and seamless PayPal/GCash/Maya/card payments.

Live Code Details

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