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Selected workThe project archive / 03
automation / 2025

QR-Based Digital Mailroom & Asset Dispatch

An automated physical-to-digital dispatch and tracking platform utilizing scannable QR tokens to eliminate paper logbooks and track document transit across corporate offices.

My role
Digitalization & Automation Engineer
Organization
PetroChina International Jabung Ltd.
Original public archiveExplore the case
PetroChina QR digital mailroom tracking interface
Archive artifact / 01

Preserved public portfolio image. This is a historical artifact, not a live application screenshot.

01 Context

The environment

Physical mail, contracts, and internal packages moved between corporate headquarters and field offices without real-time custody tracking.

02 Problem

The human problem

Administrative teams spent hours daily manually recording physical document numbers and tracking missing mail across departments.

03 System

The contribution

Created a barcode/QR scanning workflow with real-time web dispatch tracking, instant notifications, and automated status logging, reducing manual entry time by 60%.

RFID hardware reader integration prototype
Archive artifact / 02
04 Recorded technology

Tools of the trade

  • Python
  • QR Barcode Systems
  • Automation Pipelines
  • PostgreSQL
  • Tailwind CSS
02 / Evidence & boundaries

What this evidence means

This page preserves a public professional or research case study. Screenshots and descriptions belong to that archive. Interactive tools and synthetic business demonstrations elsewhere on this site are newly built portfolio work; they do not recreate an employer’s internal data or independently prove historical outcomes.

Reported outcomes

Historical figures below are reported by the portfolio author and preserved from the original case study. They have not been independently validated and are not benchmarks of the new demonstrations.

Routing Time Reduction
-70%
Manual Entry Eliminated
-60%
Public case study Figures: author-reported

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QR-Based Digital Mailroom & Asset Dispatch · Hugo Syarof