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I'm William Owen Wijaya, a Flutter Developer with a strong passion for mobile application development. Skilled in building Android apps using Flutter with clean and efficient architecture. I'm currently also learning another programming language like Go to expand my capabilities as a Mobile Developer and my knowledge.…

William Owen Wijaya

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I'm William Owen Wijaya, a Flutter Developer with a strong passion for mobile application development. Skilled in building Android apps using Flutter with clean and efficient architecture. I'm currently also learning another programming language like Go to expand my capabilities as a Mobile Developer and my knowledge.…

Available to hire

I’m William Owen Wijaya, a Flutter Developer with a strong passion for mobile application development. Skilled in building Android apps using Flutter with clean and efficient architecture.

I’m currently also learning another programming language like Go to expand my capabilities as a Mobile Developer and my knowledge.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Language

Indonesian

Fluent

English

Intermediate

Work Experience

Mobile Developer at PT Indo Web Host Kreasi

January 1, 2025 - Present

Led development of a stock measurement and production tracking application for factory operations (Palm Oil Quality Control). Implemented offline-first architecture using SQLite, automated calculation formulas for quality testing parameters (moisture, FFA, impurities), and input-driven auto-calculation logic to minimize manual triggers. Reduced paper-based processes and improved data accuracy and reporting efficiency.

Mobile Developer at PT Indo Web Host Kreasi

January 1, 2025 - Present

Led development of Expedition & Logistics features for NFC-based operations. Implemented NFC card read/write for device-to-device interaction in low connectivity environments; designed offline data transfer workflow; integrated digital lab, production, and weighing data; built secure synchronization to preserve data integrity when network connectivity is restored.

Mobile Developer at PT Indo Web Host Kreasi

January 1, 2025 - Present

Joined an ongoing AI CCTV project for Unilever Oleochemical Indonesia, assisting the team in developing a computer vision system using YOLO for PPE compliance detection; supported testing and validation of PPE violation detection and incomplete safety attributes; contributed to data handling and review of detection results stored in the database; gained experience with operator identification concepts to reduce duplicated detections.