- Designed, developed, and maintained high-performance, scalable, and secure APIs using Golang and PHP (Laravel & CodeIgniter) across multiple innovative products.- Extensively designed and optimized databases with MySQL and PostgreSQL, and applied caching with Redis to ensure efficient data management and retrieval.- Significantly improved system performance by rewriting a loan insurance scheduler from PHP to Golang, reducing runtime from over 1 hour to just 2 minutes.- Led backend development initiatives, including code optimization, refactoring, and implementing efficient database and system designs.- Collaborated with cross-functional teams (product, frontend, design, QA) to deliver optimal software solutions.- Conducted code reviews and provided constructive feedback to enhance code quality and reduce potential bugs.- Actively provided on-call support to handle and resolve production issues, ensuring smooth application performance.- Designed, initiated, and developed critical services, including authentication, registration, and payment processing for innovative palm payment technology within tight deadlines.- Followed agile methodologies and IT governance practices, consistently adhering to software quality assurance standards.- Utilized version control with Git, applying various branching strategies including trunk-based development and Gitflow.

Led the development of the E-budgeting Paramadina website from gathering requirements to production for internal use by Universitas Paramadina entities.

Designed and developed the main website of Universitas Paramadina.

- Developed a comprehensive web-based university accreditation assessment simulation system by converting Excel-based evaluation instruments.- Built the SPMI Paramadina website for Directorate of Internal Quality Assurance at Universitas Paramadina, used by all university entities.

Assisted in delivering lectures and providing guidance on programming assignments for freshmen of Informatics at Universitas Paramadina.

Built the backend system for a robust web-based psychological test application capable of handling 1000+ concurrent users.