• Developed an e-commerce catering application with 500+ users and e-commerce mobile applications for applied art sales, facilitating seamless transactions, chatting with customer or seller and showcasing artwork.• Created a state property management app (Android & iOS) for Kemdikbudristek using React Native.• Developed a mobile attendance app with facial recognition using React Native.• Created a mobile library management app using React Native.• Built a mobile document management system for Kemdikbudristek using React Native.• Developed a mobile POS (Point of Sale) application using React Native.• Developed a self-diagnosis mobile application for medical conditions using Java Android.• Created a web-based disaster clustering platform for Eastern Indonesia using Laravel and GIS.• Built a web-based product sales forecasting system using Laravel.• Developed a web-based decision support system for scholarships using Laravel.• Developed a website for mapping sports facilities (GOR) in Malang City using Laravel and GIS.• Developed a web-based international student management system for ITN Malang using Laravel.• Created a naval balance simulation application for the Indonesian Army using Delphi.• Implemented responsive design principles to ensure mobile-friendly interfaces across all web applications, improving accessibility and user engagement.• Collaborated with cross-functional teams to gather requirements and develop tailored solutions, resulting in a 20% increase in client satisfaction.• Conducted code reviews and provided mentorship to junior developers, fostering a culture of continuous improvement and knowledge sharing within the team.• Built APIs with PHP and Javascript (Express JS) for scalable backend solutions.• Maintained repositories on GitHub, ensuring code versioning, collaboration, and continuous integration for various projects.

• Entrusted to develop mobile applications for the Pasuruan Mayor’s office, enhancing government services.• Optimized application performance by integrating the latest technologies and features.• Built APIs using PHP, ensuring seamless backend communication.

- Repaired and maintained laptops and desktop computers, ensuring all systems ran efficiently.- Installed and configured operating systems, including Windows and macOS, on various devices.- Installed essential applications and software required by clients, improving productivity and system performance.- Troubleshooted and resolved technical issues related to hardware, software, and network systems.

• Gained expertise in building complex desktop applications and databases, enhancing system functionality.• Developed Hotel VEDC application using Delphi, delivering efficient booking management solutions.• Collaborated effectively in team environments, contributing to successful project outcomes.