• Agentic AI Engineering: Claude Code Workflows, AI Skill Authoring, Harness Design
• Data Science: PostgreSQL, tidyverse, ggplot, Survey Design, Discrete Choice Modeling, Logit Modeling
• Programming: R, Python, Rust, Git, SQL, Shell, JavaScript
• App Development: GPUI, Cross-Platform Desktop Apps, macOS Menu Bar Apps
• Web Development: Quarto, R Shiny, HTML, CSS, Website Design and Deployment