Owen

Flutter Developer at PT Indoweb Host Kreasi (2025-01 – Present)

Laboratory System (Palm Oil Quality Control): Developed a Flutter-based laboratory management system to digitize palm oil quality control workflows
Implemented real-time calculation engines for moisture, FFA, impurity, and other laboratory testing parameters
Designed input-driven automatic calculations to eliminate manual processing steps
Built offline-first architecture using SQLite to support operations in low-connectivity environments
Implemented validation mechanisms that reduced reporting errors and improved data accuracy
Expedition & Logistics System (NFC-Based): Developed a logistics and expedition application using Flutter and NFC technology
Implemented NFC card read/write functionality for offline data exchange between operational units
Designed synchronization mechanisms to ensure data consistency after network recovery
Integrated logistics workflows with laboratory, production, and weighing systems
Improved operational reliability in remote plantation environments with limited connectivity
Production & Stock Measurement System: Led development of a production tracking and stock measurement application for factory operations
Built automated stock aggregation and daily production monitoring features
Implemented photo validation with token-based verification to reduce fraudulent reporting
Developed synchronization mechanisms to reuse previous-day production data and streamline workflows
Supported uninterrupted operations through offline-online synchronization architecture

IT Support at PT Autostar Mandiri Teknotama (2024-01 – 2025-01)

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