I'm a Technical Leader focused on developer productivity and AI-powered solutions. I help teams ship faster by building tools and systems that remove friction from their workflow.
🚀 Developer Experience Tools: Created cooljsontools.dev - a web utility for instant JSON comparison that developers actually use
🤖 AI-Enhanced Engineering: Led adoption of AI coding assistants, reducing feature development time by 40% and automating complex data extraction from engineering reports
⚡ Scalable Backend Systems: Architected platforms handling 500,000+ concurrent users with event-driven microservices on AWS
🔧 Engineering Excellence: Established trunk-based development, CI/CD pipelines, and engineering standards that accelerated team velocity
Node.js React TypeScript Python JavaScript
AWS Terraform Docker Kubernetes Serverless
Microservices Event-Driven Systems API Design Performance Optimization
Claude Code Copilot Prompt Engineering LLM Integration
💼 Technical Leader Engineer building the future of AI-powered development
📍 Based in Auckland, New Zealand 🇳🇿
🎯 Mission: Be a force multiplier - when developer experience improves, the whole team moves faster
✍️ Blog: josefdri.github.io/the_last_dev_blog
📧 Connect: josefernaguillen@gmail.com
"I see myself as a force multiplier. When developer experience improves, the whole team moves faster."