Santiago, Chile (UTC-3) | Remote | jrg.sanhueza@gmail.com
Recent Projects
Transportation Management System – Lead Developer
Technologies: NestJS, React, TypeScript, Vite, Zustand, TanStack Query, PostgreSQL, Docker
- Led development as main contributor, designing a robust solution for transportation logistics with real-time order tracking and management
- Architected secure backend API using NestJS with comprehensive Role-Based Access Control (RBAC) system for granular user permissions
- Built high-performance frontend with React, Zustand for state management, and TanStack Query for efficient data fetching and caching
- Implemented AI documentation agent using Ollama (gemma3 & embeddinggemma models) with Retrieval-Augmented Generation for intelligent project documentation access
- Managed full system integration ensuring seamless data flow between frontend and backend components
Website Migration & Modernization – Lead Developer
Technologies: Next.js, React, TypeScript, WordPress API, Tailwind CSS
- Architected and executed migration to a modern React SPA using Next.js, improving performance metrics and user experience
- Led end-to-end implementation with adherence to client specifications and successful production launch
- Provided data-driven insights through post-launch monitoring of traffic and sales metrics, contributing to marketing campaign optimization
- Improved site performance through code optimization and modern frontend practices
Digital Catalog & E-commerce Upgrade – Frontend Contributor
Technologies: React, JavaScript, CSS3, Analytics Integration
- Contributed to website and digital catalog upgrade project with interactive design implementation
- Assisted in developing new user interfaces that significantly increased user engagement metrics
- Participated in post-launch analysis of traffic data, user behavior, and conversion metrics
- Collaborated on A/B testing implementations to evaluate design effectiveness
Technical Skills
Frontend: React, Next.js, TypeScript, JavaScript, Vite, Zustand, TanStack Query, HTML5, CSS3, Tailwind CSS, Alpine.js
Backend: NestJS, Node.js, PHP, Laravel, REST APIs
Databases: PostgreSQL, MySQL, mongoDB
DevOps & Tools: Git, Docker, UNIX
Methodologies: Agile Development, CI/CD, Responsive Design, UI/UX Principles
Open to remote opportunities in full-stack, frontend, or mobile development roles.
Email: jrg.sanhueza@gmail.com