Refactoring course

Master Clean Architecture in Flutter for beginners

gRPC [Java] Master Class: Build Modern API & Micro services

Grokking Microservices Design Patterns

Distributed Data Management Patterns for Microservices

Pragmatic Clean Architecture

Domain Driven Design & Microservices for Architects

Software Developer with proficiency in Design Patterns

Spearheaded the development of Sprint-X Mobile Banking Apps for Android and Windows Phone, delivering key features such as transfers, bill payments, commerce, and credit card management. Built the Mobile Proposal App for PT. AJ Central Asia Raya (CAR), empowering insurance agents across Indonesia to digitally market and manage CAR insurance proposals.

Android Developer

Developed “Uangku”, a mobile wallet app issued by PT Smartfren Telecom Tbk, enabling Smartfren customers to perform financial transactions with just a few taps — including top-ups, transfers, and payments. Built from scratch AKSes KSEI, a real-time data system for tracking securities ownership and mutations within Sub Securities Accounts, issued by KSEI (Indonesia Central Securities Depository) — ensuring transparency and accessibility for investors. Developed +Plus, a music store app pre-installed on Sony Ericsson smartphones, offering users a curated experience to browse, purchase, and play music directly from their device.

Led the redesign and full rebuild of Loyalty Promo v2, a scalable system capable of handling millions of merchant promotions, built with performance and reliability in mind. Took ownership of complex backend challenges — including horizontal scalability, concurrency control, and database performance optimizations — to ensure the system ran efficiently at scale. Continuously improved system performance through critical optimizations to Loyalty Promo v2, significantly boosting throughput and responsiveness. Initiated the redesign of Loyalty Promo v3, focusing on cleaner architecture and better extensibility for future growth. Built a Card Link Service enabling users to connect a primary card with multiple vouchers — enhancing usability and improving redemption flow. Engineered a Voucher Management System to support millions of redemption transactions, ensuring accuracy, high availability, and seamless integration with partner platforms. Developed a Prepaid Card System to process millions

Senior Software Engineer

Designed and developed “Boxku”, a cloud storage service built from scratch with key features including file upload, bulk upload, download, favorites management, and more. Focused on building a reliable, user-friendly, and scalable storage platform, ensuring smooth handling of large files and high-volume operations.

Developed PRUAccess Web, a customer-facing portal for Prudential Indonesia, enabling policyholders to securely access and manage their policy information — including coverage details, transaction history, and personal data — through a responsive and user-friendly interface.

Junior Java Developer

Microservices & Clean Architecture Enthusiast | Continuously Learning & Building | Backend Engineer

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