Claude Code Level Up — Portfolio Site in Practice
A step-by-step tutorial for mastering Claude Code from Level 0 to Level 10, using my-portfolio (a personal portfolio site built with Next.js 14 + TypeScript) as the hands-on project.
Each level builds on the previous one, culminating in a portfolio site that maintains itself automatically — even while you sleep.
If you want to understand the concepts and mechanics first, read Claude Code Levels before starting here.
Tutorial Overview
Section titled “Tutorial Overview”| Level | What you do with the portfolio |
|---|---|
| Level 0 | Launch Claude Code and experience getting stuck |
| Level 1 | Create CLAUDE.md and generate the About page |
| Level 2 | Read GitHub Issues and implement the Skills component |
| Level 3 | Use the /blog command to produce articles at scale |
| Level 4 | Write style rules to memory and unify output quality |
| Level 5 | Complete the full Issue → implement → test → PR loop in one prompt |
| Level 6 | Set up automatic code review on every PR |
| Level 7 | Auto-collect trending blog ideas |
| Level 8 | Implement 3 features in parallel using Git worktree |
| Level 9 | Automate weekly article generation and vulnerability monitoring 24/7 |
| Level 10 | Have Claude design the agent architecture for your next product |
Getting Started
Section titled “Getting Started”Start from Level 0, or jump to whichever level matches your current progress.