Case Study Detail
PGN Partner
Field app for PT Perusahaan Gas Negara (PGN) partner technicians
- Client Partner
- PT Perusahaan Gas Negara (PGN)
- System Category
- Productivity & Business Tools
- Stack
- Flutter · GetX · SQLite +3
- 01
Project Context
PGN Partner is used by PGN partner technicians to build gas network connections to customers' homes. It covers four job types: Installation Pipe, Service Pipe, Gas Meter Installation and Gas In. The flow runs from taking a job, reporting every stage with photos and signatures, to the issued handover report. Reports can be written without signal and are sent automatically once the connection is back, so it stays reliable in the field.
- 02
Our Engineered Solution
Role: Mobile Developer (Flutter), in a team of 3 — Built the construction and credit job flows (install/remove meters, fit/remove seals) — Offline mode: report drafts stored in SQLite and resent automatically when the connection returns — Proof-of-work photos, digital signatures and PDF handover reports — Encrypted REST API integration, push notifications (FCM) and Google Maps — Managed 4 environments (dev, staging, prod) and the release build process
- 03
Project Deliverables
- 01Job queue
- 02Customer location map
- 03Offline reports with auto resend
- 04Digital signature
- 05PDF handover report
- 06Push notifications
- 04
Technologies Implemented
- Flutter
- GetX
- SQLite
- Firebase Cloud Messaging
- Google Maps
- REST API
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