4
public knowledge graphs integrated
AI · Knowledge Graph · 2023
VektorPedia
A search engine that finds insect vectors of plant viruses by integrating four public knowledge graphs and running network analysis on top.
Work
Things I've designed, built and shipped.
Each project explains the problem, the constraints, what was built, and what I personally contributed.
3
provinces analysed
Data · Geo-web · 2024
Spatial Sales Intelligence
Spatial analysis and an interactive dashboard that maps sales performance across 3 provinces down to 7,394 villages for a Daihatsu dealer group.
4
user roles with distinct permissions
Product · Full-stack · 2021
TimeMarket
A workload-management PWA for Bank Indonesia's Gorontalo office that balances how work is delegated across employees.
20+
API modules delivered
Backend · SaaS · 2023
Contag School
Backend API modules for a SaaS platform that manages university academic affairs.
15
admin modules
Backend · Admin · 2022
Digimosque
Nearest-mosque search API and a 15-module admin panel for a digital mosque platform.
4
conflict rules enforced
Product · Algorithm · 2022
Jadwalin
Faculty-scale course scheduling with conflict rules and a greedy auto-generator, fed by Excel exports instead of a locked API.
2 wk
delivery time
Geo-web · 2024
Panah Papua
A map page and spatial data for the sago forests of West Papua, built for an NGO protecting traditional land.
5
user roles
Decision Support · 2021
Sindasi
A student information and recommendation system using AHP-TOPSIS with configurable criteria weights.
Full-stack · Practice project · 2020
Kongkong
A mobile-first crowdfunding platform for student activities.
6
clusters validated with plant experts
AI · Machine Learning · 2023
Melon Leaf Clustering
Unsupervised clustering of melon leaf images with K-Means and GLCM texture features — Best Team at the IPB International Summer Course.
3
free AI providers with fallback
Product · AI assistant · 2026
AI Todo
A todo list and reminder app you can run by chatting with an AI or by hand — one Go binary with SQLite, an installable PWA and a macOS menu bar app, where the AI only proposes actions and the server validates them.
Web app · AI design tool · 2026
Racik
A Canva-style design editor with AI — write an idea and Claude lays out the whole design while an image model makes the visuals, and everything stays editable, down to PPTX export with real text.
Web app · PWA · SaaS · 2026
Our Day
A shared photo album for weddings and events, filled by the guests themselves — scan a QR code, type a name and shoot straight from the browser into a live gallery.
macOS app · PWA · Server · 2026
PasteLAN
Copy-paste text and images between a Mac and a phone through your own server — a Swift menu bar app, a single Go binary that keeps clips in memory only, and an installable PWA.
macOS app · Menu bar · 2026
LiteScroller
A lightweight macOS menu bar separator that hides icons, plus a scroller mode that keeps hidden icons reachable even when long app menus or the notch would cover them.
Brand identity · 2021
GenBI Gorontalo Branding
A vision mark, seven division symbols and a set of templates that gave a scholarship community one clear, memorable identity.
Logo · 2019
Katili Corp Logo
A golden-ratio mark that tells the story of a company built by a student's hard work.
UI design · 2020
Kongkong Interface
A responsive, mobile-first interface for a student crowdfunding platform.
Illustration · 2018
Digital Art
Four pieces of personal illustration across two hands — loose digital painting and clean vector portraits.