- Optimized server resources by 40%, including balancing load and increasing server storage and memory to maintain 99.95% uptime for critical systems serving over 7 million customers.- Created comprehensive handover documentation and conducted rigorous transition training to ensure operational teams were equipped to provide ongoing support without service degradation post-project.- Led modernization programs upgrading ordering, charging, and authentication systems, reducing maintenance costs annually while improving scalability to support customer growth and new onboarding applications.- Delivered new enterprise initiatives for new revenue sources, reaching IDR 1bio annually in new revenue and positioned the firm as an innovative fintech leader.

- Designed ETL batch jobs enabling seamless data integration across core company databases, dashboards, and data warehouse solutions with no reporting downtime.- Delivered engaging SAP BusinessObjects training seminars on best practices to cross-functional business teams across clients, driving user adoption post seminars.- Managed administration for internal servers, while optimizing storage efficiency through consolidating redundant resources.- Developed company website featuring responsive UI compatible across mobile, tablet, and desktop platforms.

Designed a digital portal platform used for an internal department of the company to create self-service mandate management systems, consolidating disjointed spreadsheets and forms. Improved transparency for 50+ employee users by centralizing and standardizing mandate data.