01 / THE PROBLEM
The problem
Credit needs more context than a single score.
02 / WHAT I BUILT
What I built
An AI-powered credit system for the Grab ecosystem.
03 / THE HARD PART
The hard part
The hackathon constraint was integration: making the core credit experience work end to end under a fixed deadline.
04 / ARCHITECTURE
Architecture
Next.js and TypeScript provide the application layer, with AI agents and PostgreSQL supporting the credit experience.
05 / RESULT
Result
2nd place at GrabHack, among 4,500+ teams.
06 / WHAT I’D DO DIFFERENTLY
What I’d do differently
A prototype is a starting point. A next iteration should evaluate explanations, edge cases, and the reliability of decisions before real-world use.