About
About Me
Full-stack developer with 10+ years of experience, including 8 years as Head of Technology at a nonprofit and 5 years with React and TypeScript. Build and maintain production systems for international clients, including an offline-first React Native app for a water utility and a clinic system with column-level encryption and tamper-evident audit logs. Native Spanish speaker working in English, with full overlap with US Central Time.
Stack
Technical Skills
Frontend & Mobile
- React 19
- Next.js
- React Native
- Expo
- TypeScript
- JavaScript
- Astro (SSR)
- Vite
- Tailwind CSS
- Zustand
- react-i18next (i18n)
- Responsive design
- HTML5/CSS3
Backend
- Node.js
- PHP
- Composer
- MVC
- RESTful APIs
- Third-party API integration
- Supabase (Auth, Edge Functions, Realtime)
- Resend (transactional email)
- Zod
Databases
- PostgreSQL (Row-Level Security)
- Supabase
- SQL Server (T-SQL, stored procedures, triggers)
- MySQL
- MongoDB
- SQLite
Cloud & DevOps
- Vercel
- Azure (Blob Storage)
- Cloudflare (Pages, Workers, Tunnel)
- Google Cloud Functions
- Linux server and network administration
- PM2
- cron
- CI/CD
- Git/GitHub
Practices & Leadership
- Vitest
- PHPUnit (unit testing)
- SOLID principles
- Clean code
- Git flow and pull requests
- Technical leadership
- Requirements gathering
- Stakeholder communication
- Estimation
Architecture & Security
- Multi-tenant architecture
- Role-based access control (RBAC)
- Column-level encryption
- Hash-chained audit logs
- Idempotent payment processing
- Optimistic locking
- Vulnerability scanning