Jonathan Toh avatar

Jonathan Toh

26 • engineer • educator

Co-founder | Finnly

Building @finnly — track expenses and save more easily

Part engineer, part educator, part aviation enthusiast. Whether I’m standing at the front of a classroom or architecting cloud infra, I focus on clarity.

I don't just write code; I build products that make sense to the people using them.


Contributions till · 27 February 2026

Do I use AI for everything?

Mostly but I still prefer my brain for the strategy and the 'vibe' checks.

Previously building

lilcodr — Co-founded a STEAM enrichment provider. Designed and delivered programming curricula for preschool and primary students, bridging the gap between complex logic and early-childhood pedagogy.


Technical Projects

Number Memory

Built and published a Flutter game on Google Play Store with 10K+ downloads, implementing state management, Google Mobile Ads integration, and full Play Store deployment lifecycle.

Myanmar Driving Quiz

Developed a bilingual Flutter app with full internationalization (i18n/l10n) and Burmese Unicode rendering, successfully navigating dual-platform deployment on both iOS App Store and Google Play Store.

Unicorn Amusement

Built a commercial Flutter application bridging physical IoT claw machines with mobile software, featuring a gamified rewards system, real-time hardware integration, Google Maps API, and end-to-end user account management.

Bus Timing App

Developed a real-time Flutter app integrating Singapore's LTA DataMall API, implementing production-grade BLoC architecture for clean separation of concerns, reactive streams, and scalable state management.

Finnly

Currently building a full-stack AI-powered fintech app in Flutter (iOS & Android).

If you've read this far, you might be interested in what I do.