Develop and maintain Dentalkoo, a Ruby on Rails management system for dental clinics. The work covers patient reservations and doctor schedules, medical records, billing, accounting, insurance claims, inventory and patient programs such as membership and referrals, along with integration to Satu Sehat.

Rafisma is a software house that offer tailor-made software solutions, where I handle projects for a garment company in a bonded zone, an airport cargo company and a Rafisma's own SaaS.

Build an ERP using Ruby on Rails, rebuilt from scratch with data synchronization and financial workflows from older system (Microsoft Solomon). Integrared with Ceisa 4.0 covering all customs documents, along with an SMTP feature for customer needs. I also build an IT-Inventory for Bea Cukai monitoring.

Build an aircraft cargo weighing application, with scale sensors connected to a web app built with Ruby on Rails.

Collaborate with other developers to maintain, debug, and develop new features based on user requirements for several web applications used across multiple companies, using Ruby on Rails.

Develop a Ceisa 4.0 integration with the company's ERP for host-to-host customs documents, and synchronize response data from Ceisa 4.0 back into the ERP.

Build a real-time assembly manufacturing system that uses QR codes on the company's assembly line to meet customer requirements and orders.

Design, develop and maintain application for local government handling demographic data with goals to simplify resident administration and improve their service for local resident.

• Fullstack monolithic architecture with PHP (Native)
• Bootstrap, AdminLTE (admin panel) for better UI
• Common Javascript libraries such as jQuery, ChartJS, etc.
• MySQL database

• Gin Gonic (Go) backend with microservice architecture
• ReactJS frontend with Bootstrap and CoreUI (admin panel)
• MySQL database
• Flutter mobile app for field operator