// 02
Work Experience
Career history and key contributions to production systems
01
PT Sawit Sumbermas Sarana, Tbk.
Kotawaringin Barat - Indonesia
Programmer (Full-Stack & Mobile Developer)
04/2025 – Present
"Contributed as a Fullstack Developer in building scalable web and mobile applications, leveraging the TypeScript ecosystem for both frontend and backend development."
// Key Contributions & Responsibilities:
- Designed, built, and maintained scalable backend services using Node.js and modern frameworks like HonoJS.
- Developed interactive and responsive web frontends using React.js, and efficiently managed application state with Redux Toolkit, and Zustand.
- Integrated interactive maps using Leaflet and MapLibre for geospatial data visualization, including heatmaps, clustering, and real-time coordinate tracking.
- Built cross-platform mobile applications for Android from scratch to production using Flutter and React Native.
- Integrated multiple company projects and applications by designing data-sharing and interoperability solutions to enable seamless data synchronization and centralized data access.
- Designed and implemented Single Sign-On (SSO) authentication for company employees, enabling centralized and secure access across multiple internal applications.
- Developed and maintained legacy project using Laravel, PHP, and Node.js, including feature enhancements, bug fixing, performance optimization, and system refactoring.
- Managed the deployment to VPS using Cloudpanel, ensuring high application availability and performance.
- Implemented Redis as a caching layer and job queue to boost application speed and responsiveness.
- Implemented Midtrans payment gateway to support secure and seamless in-app transactions.
- Handled the entire mobile application release cycle to the Google Play Store, from build and testing to version updates.
02
Sekawan Media
Malang - Indonesia
Mobile Developer
03/2024 – 04/2025
// Key Contributions & Responsibilities:
- Develop Mobile Apps: Build and maintain high-performance, reusable code using React Native.
- Collaborate with Teams: Work with product managers, designers, and developers to deliver products on time.
- Optimize Performance: Fix bugs and optimize for performance and responsiveness.
- API Integration: Connect applications to back-end services via RESTful APIs.
- Implement UI/UX: Convert designs into user-friendly, visually appealing code.
- Testing & Debugging: Write tests and debug for stability and performance.
- Publish to Play Store: Handle app publishing, APK prep, and ensure Google Play compliance.
Mobile Developer Intern
01/2024 – 03/2024
// Key Contributions & Responsibilities:
- Assisted in building and maintaining high-performance mobile applications using React Native.
- Collaborated with developers and designers to implement features and resolve issues.
- Worked on UI/UX implementation to enhance the user interface based on design specifications.
- Developed an understanding of integrating APIs for mobile app functionality.
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