Resume
Ryan Vince Castillo
Also known as Ryan Castillo · Davao City, Philippines
Full-stack & AI developer helping business owners ship software that saves time and money.
ryanvincecastillo@gmail.comSummary
Full-stack developer based in Davao City, Philippines. I build web apps, mobile apps, backend systems, and AI-assisted workflows for business owners — from local delivery platforms to multi-tenant SaaS. I work directly with clients end to end: design, build, deploy, and maintain.
Experience
RYNXPLAY
PresentLead engineer
Multi-tenant SaaS for PisoNet and device rental shops — web console, Windows/Android agents, realtime device control, and branch-level reporting.
Visit siteSUGOLA
2021 — PresentCo-founder & engineer
Local delivery and errands platform for Sto. Tomas, Davao del Norte — web booking, rider dispatch, and mobile apps serving 3K+ customers.
Visit siteIndependent / client work
OngoingFull-stack developer
Websites, mobile apps, and internal tools for business owners and solo operators — including client sites, automations, and AI workflows.
Achievements
Shipped RYNXPLAY to production
2024Live multi-platform SaaS with NestJS API, Next.js console, Windows and Android agents, and realtime device management.
Co-founded SUGOLA
2021Built and grew a neighborhood delivery platform in Sto. Tomas, trusted by 3K+ customers since 2021.
End-to-end product delivery
Designed, built, and deployed client websites and mobile apps — from Reynalyn Grace to multiple Flutter and Next.js products.
Skills
- TypeScript
- React
- Next.js
- Node.js
- .NET
- Flutter
- PostgreSQL
- Supabase
- AI-assisted development
- Docker
- Azure
- Railway
- Vercel