Built to Scale.
Engineered to Perform.
A collection of backend systems whererobust architecturemeets high-performance execution.
Maxis E-Invoice
Maintained and enhanced the Maxis EInvoice back-end for scalability. Engineered a PDF worker generating 7.5M PDFs in 30 days, cutting BigQuery calls by 90%. Designed a cancellation system handling 36K invoices in 2 days. Automated scheduled PDF generation and invoice table submissions.
Maxis E-Invoice
Maintained and enhanced the Maxis EInvoice back-end for scalability. Engineered a PDF worker generating 7.5M PDFs in 30 days, cutting BigQuery calls by 90%. Designed a cancellation system handling 36K invoices in 2 days. Automated scheduled PDF generation and invoice table submissions.
Financfy
Implemented robust database synchronization and integrated 2FA using TOTP. Designed RESTful APIs for Inventory Dashboard and bulk invoice imports. Optimized API performance in collaboration with mobile team.
Career Pilot
Developed a modular backend service for a job portal and resume builder. Designed RESTful APIs for job listings and implemented secure resume upload. Containerized services using Docker.
Wellteam
Built a configurable logging system and automated challenge workflows using Cron jobs. Implemented dynamic status updates and refactored database queries for performance.