Administered the core IAM system underpinning Singapore's national digital identity platform, enabling secure transactions for citizens and businesses across 60+ government agencies. Responsible for five commercial security products spanning daily operations, monthly maintenance, security patching, feature deployments, and service requests.

Geographic Resource and Information System (GERI)

Led the migration of an Adobe Flex codebase to modern JavaScript for the Public Utilities Board, enabling cross-departmental collaboration on geospatial data. Maintained and upgraded the production system post-launch to support ongoing operational needs.

Sembcorp GEO Project

Digitised pipeline infrastructure across Jurong Island for Sembcorp using the ArcGIS platform, transforming a manual workflow into a streamlined digital process. Delivered faster quotation generation and contributed to a 40% increase in leasing revenue following implementation.

Social Service Net (SSNet)

Contributed to the implementation of a case management and information system for the Ministry of Social and Family Development to coordinate social services nationally. The platform facilitates the application, processing, and tracking of social assistance, and enables information sharing across social service providers.