Fann

Projects

Titipku

E-commerce platform digitizing traditional markets in Indonesia. Handling the full tech stack — mobile, backend, DevOps, and infrastructure.

Kotlin · Jetpack Compose · Swift · Go · Angular

Android Apps

Built Titipku Merchant from scratch. Maintaining Merchant, Nitiper, and Jatiper apps with Jetpack Compose and shared codebase.

iOS App

Titipku Nitiper iOS app with Swift and Xcode Cloud CI/CD.

Backend Services

Go microservices powering the platform — order processing, payment, logistics, and more.

Infrastructure

Managing GCP and AWS infrastructure, Cloud SQL, monitoring with Grafana and Prometheus, cost optimization.

SiPAFI

Information system for PAFI (Persatuan Ahli Farmasi Indonesia) — the Indonesian Pharmaceutical Professionals Association.

Full-Stack · Web

Member Portal

Login and membership management system for pharmaceutical professionals across Indonesia.

Organization Directory

Leadership directory, news section, and support center for PAFI members.

Iwartelsus

WebRTC video call platform for Indonesian correctional facilities. Handling ~1,200 calls/day in production. Live on Google Play and App Store.

Kotlin · Swift · React Native · WebRTC · Janus Gateway

Android Apps

Native Kotlin sender and receiver apps with kiosk mode, OTA updates, custom launcher, and multi-brand support.

iOS App

SwiftUI native + React Native receiver app with WebRTC, PiP support. Live on App Store.

Backend & Infra

Bun + Hono API with Janus Gateway SFU, Docker Swarm across 3 GCE VMs, encrypted call recording, usage-based billing.

Web Backoffice

React admin dashboard for call management, billing, user administration, and reporting.

Monitoring

Grafana + Prometheus + Loki stack for real-time monitoring and alerting.

Inventory System

Self-built inventory and ERP product for B2B businesses — sales, purchasing, stock management, POS, and financial reporting.

Hono · Prisma · React

Core ERP

Sales orders, purchase orders, delivery orders, invoicing, and payment tracking with full audit trail.

POS & Warehouse

Point of sale, stock opname, multi-warehouse support, and real-time stock tracking.

Reports & Export

Sales reports, stock transactions, financial journals, with Excel and dot-matrix print support.

RBAC & Multi-tenant

5-role access control, feature flags, store configuration with custom branding.

CekTrend Studio

IT service studio I co-founded — building software products and providing tech solutions for businesses.