| Jan 2023 - Present | Senior Site Reliability Engineer (SRE) | Carousell Group | As a Senior SRE, I led a transformative initiative to modernize a complex legacy environment, driving a ~50% reduction in cloud computing costs. I orchestrated the migration of the entire infrastructure to Kubernetes, fortified the security posture with a Zero Trust architecture, and built a scalable, cost-efficient observability platform from the ground up, significantly improving system reliability and developer velocity. | |
| Nov 2014 - Jan 2023 | Lead DevSecOps Engineer | Directorate General of Taxes (DGT), Ministry of Finance of RI | Evolved from Software Engineer to a leadership role, architecting and securing nationwide-scale applications. Led the design of a new microservices-based HRIS, conducted critical security audits that saved the institution billions, and managed the migration from physical servers to a virtualized, cloud-ready infrastructure. | |
| Sep 2013 - Oct 2014 | Technical Support Specialist & Server Administrator | Hostinger International | Provided expert-level technical support for a global client base, administered server infrastructure for the Southeast Asia region, and played a key role in founding and leading the support team for the successful subsidiary, Niaga Hoster. | |
| Dec 2010 - Aug 2013 | Lead Project & IT Security Auditor | Politeknik Keuangan Negara STAN | Led the development of a student support center portal, architected campus web servers, and conducted comprehensive IT security audits on the campus network and public computing facilities to identify and mitigate risks. | |
| Aug 2010 - Aug 2013 | Software Engineer & Consultant | Duta Media Informatika Indonesia (DMII) | As a full-stack developer and consultant, I designed, developed, and deployed over two dozen websites and custom web applications for a diverse range of clients. My work focused on delivering tailored solutions using the LAMP stack, with a specialization in CMS development and e-commerce. | |