Reab

A consumer social and media platform published by Ulearna Technology LTD — a Dubai-based technology startup serving global users. With 50,000+ downloads on Google Play and active maintenance through 2026, Reab demonstrates Banua Coder's capability in shipping real-world consumer applications for an international audience.

50,000+ downloads on Google Play

cektrans

Realtime tracker for TransPalu and Trans Donggala BRT — surfacing live bus positions and arrival estimates straight from the operator's Mitra Darat feed, in a fast web app that opens in any browser without install.

First public interface for tracking TransPalu & Trans Donggala in realtime

Carwa — Digital Car Auction

A digital car auction app for the UAE market that lets users buy and bid on used vehicles in real-time. Built for Ulearna Technology LTD (Dubai, UAE), Carwa demonstrates Banua Coder's capability in fintech-adjacent domains with real-time transaction flows and an intuitive user experience.

Published to Google Play and actively in use

Detexi Doctor

A healthcare app connecting users with doctors and medical professionals online. Detexi Doctor enables medical consultations, health information access, and personal medical record management directly from a smartphone — demonstrating Banua Coder's capability in the healthcare domain, where quality and trust standards are exceptionally high.

Application is live and accessible to the public

Caretaker.id

A healthcare application that helps users access medical services, remote consultations, health articles, and related features in one platform. This project demonstrates Banua Coder's capability in the healthtech domain, which demands high standards of reliability and user trust.

Application live and used by real users

Masjid Sejuta Pemuda — Performance Audit

Performance audit and rescue of the Masjid Sejuta Pemuda app — a Flutter consumer app for an Indonesian Muslim youth community, originally built by a previous contractor. We diagnosed and fixed jank and rebuild loops that made the app feel sluggish on lower-end devices, using Flutter's built-in Performance Overlay and Rebuild Rainbow as objective evidence before and after.

Max frame time dropped from 62.8 ms (severe jank) to <16 ms (60 fps target met)

Ayana

A consumer-facing web application for pregnancy and child-development monitoring, built for Indonesian parents. Aligned with the standards of the Indonesian Ministry of Health (Kemenkes RI) and the Indonesian Pediatric Society (IDAI), Ayana helps parents follow fetal development, maternal nutrition, baby milestones, and child health — in a single platform that feels warm and easy to use.

Live and used by Indonesian parents as a pregnancy and child-development companion

Patonro

A regional tax and levy information and payment application for Gowa Regency, South Sulawesi. Developed in partnership with PT Brantas Inti Utama, Patonro lets residents access bills, payment history, and due-date notifications from their mobile devices. The project demonstrates Banua Coder's experience in the public-sector domain with payment systems and taxpayer data.

Published and used by regional taxpayers

Surat BMPR

A mobile application for letter disposition and internal correspondence management at the Office of Roads and Spatial Planning, Central Sulawesi Province. Built in collaboration with Banua Coder, Surat BMPR modernises the letter-handling workflow — from receipt, leadership disposition, through distribution — making it faster, traceable, and accessible from any mobile device.

Letter disposition that previously required walking documents between rooms is now handled in-app

Lontara

A province-scale regional tax and levy payment application serving every regency/city in South Sulawesi that participates in the PT Brantas Inti Utama digital tax partnership. Lontara reflects the depth of Banua Coder's experience in public-sector systems built around digital payments — and complements Patonro (regency-scale, Gowa).

Published and actively in use

Sikerja

An employment portal app for the people of Central Sulawesi — a partnership between the Central Sulawesi Provincial Government and corporate partners that lets verified job listings from partner companies reach Sulteng job seekers through a single mobile experience.

A centralized, official storefront for Central Sulawesi job listings

Siap Donggala

An HR and personnel management system for Pemerintah Kabupaten Donggala that digitalizes employee data management, attendance, and administrative processes. Siap Donggala demonstrates Banua Coder's capability in building regional government information systems that meet public service standards.

System is live and actively used by the Donggala Regency HR unit

PICO Sulteng

A COVID-19 information platform for Central Sulawesi Province covering a mobile app, web portal, and REST API. Built during the pandemic to help residents and government access situational data quickly and in a structured way.

Official COVID-19 public information platform for Central Sulawesi Province

BPS Performance Metrics

An internal dashboard for monitoring and measuring staff performance at Badan Pusat Statistik (BPS), Indonesia's national statistics agency. The platform provides real-time visibility into performance metrics across units and supports BPS leadership in data-driven decision-making.

Dashboard actively used by BPS HR units and leadership

BPS SE Scrapper

Data collection tooling for Badan Pusat Statistik's Sensus Ekonomi (Economic Census) that automates scraping and aggregating data from multiple sources for census and statistical data processing purposes. This project reflects Banua Coder's capability in data engineering for the national statistics agency.

Automated data collection processes previously performed manually

BPS SSO Flutter SDK

A Flutter SDK for SSO (Single Sign-On) authentication across BPS's internal app ecosystem. The library implements OAuth2/OIDC with Chrome Custom Tabs and enterprise security compliance — used across BPS applications to ensure consistent authentication throughout the ecosystem.

SDK is used across BPS's entire internal Flutter application ecosystem

FormGear Engine Flutter SDK

A Flutter SDK for FormGear — BPS's dynamic form engine that renders JSON schema-based forms on mobile devices. Banua Coder built the Flutter SDK and delivered v2.0 with significant performance improvements and iOS WebKit compatibility fixes — enabling census and survey data collection to run smoothly on both Android and iOS.

SDK is used in BPS's national-scale survey and census data collection applications

FormGear Builder

A web-based visual form builder that enables BPS survey designers to create and edit form templates visually through a drag-and-drop interface. Output is a JSON schema directly consumed by FormGear Engine to render on field officers' mobile devices.

Form template creation time reduced significantly compared to manual JSON editing

stadata Flutter SDK

A Flutter SDK providing idiomatic, type-safe access to the BPS Statistics Web API for Flutter and Dart applications. The SDK enables developers to consume official Indonesian statistical data — from inflation and employment to demographic indicators — through a clean, documented API without needing to understand BPS's HTTP endpoint details.

SDK available on pub.dev for the Flutter/Dart Indonesia ecosystem

Archipelago

A Banua Coder product — a monorepo-based Flutter starter kit built on top of Mason bricks and Melos. Archipelago helps individual engineers and enterprise teams generate consistent Flutter monorepo scaffolding — complete with core utilities, UI kit, navigation, network layer, and state management — in minutes instead of weeks. Available as a licensed product at archipelago.banuacoder.com.

Accelerates new Flutter project setup from weeks to a single session