Contributing to AWS's Security Services and Observability team, working across API development and data infrastructure.

• Extended the team's API service to better support different job types, improving flexibility for downstream consumers.
• Built a data pipeline using S3, Glue, and Athena to power a QuickSight dashboard for operational insights.
• Exploring AI observability tooling and feature flagging to enable safer, more controlled rollouts.

Contributing to the development of PayPal's global products. (Japan, Mexico, etc)

• Onboarding and ramping up on fintech knowledge... (I now know whats a payment ecosystem teehee)
• Enhanced our Checkout UI for users to pay with their most recently added payment methods.
• Built an MCP server to create test accounts and Checkout sessions for our integration tests.
• Engineered a new API endpoint for PayPal's payment flow using Java and Spring Boot.

Contributed to GIC's new internal infrastructure which supports 40+ of GIC's internal teams.

• Led the development of an automated CI workflow that dynamically tests changed modules, reducing bugs that made their way to production.
• Engineered an automated secret rotation system for Redis AUTH tokens using AWS; developed mock MVPs to rigorously test real-world usage and edge cases.
• I also got the AWS Solutions Architect Associate certification! (I'm a certified AWS Solutions Architect now!)

Contributed to Vucar's platform product, implementing new features and improving the overall user experience.

• Consolidated the source code of two internal platforms into a unified codebase by aligning their architecture and migrating to a shared technology stack, improving development consistency.
• Researched and implemented performance optimizations based on Google’s updated Core Web Vitals, improving Lighthouse and PageSpeed performance scores by 20%.
• Redesigned CI workflows during monorepo migration by enforcing branch naming conventions (e.g., `web/feature/*`), enabling targeted auto-deployment based on modified folders.