Level 4 · Proficient Proficient¶
You build production-ready systems — APIs, async services, ML pipelines, and concurrent applications.
What you'll learn at this level¶
- Build REST APIs with FastAPI or Flask
- Write
async/awaitcode withasyncio - Use
threadingandmultiprocessingfor parallel work - Query databases with SQLAlchemy and ORMs
- Scrape the web with BeautifulSoup and Playwright
- Train and evaluate ML models with Scikit-Learn
- Deploy Python apps to the cloud
Topics at this level¶
| Topic | Track | Time |
|---|---|---|
| Web Frameworks | 🌐 Web | ~2 weeks |
| APIs & HTTP | 🌐 Web | ~1 week |
| Web Scraping | 🌐 Web | ~4 days |
| Database Programming | 🌐 Web | ~1 week |
| ORMs | 🌐 Web | ~1 week |
| Threading | ⚙️ Perf | ~1 week |
| Multiprocessing | ⚙️ Perf | ~1 week |
| Asyncio | ⚙️ Perf | ~2 weeks |
| Concurrency Patterns | ⚙️ Perf | ~4 days |
| Scikit-Learn | 📊 Data | ~2 weeks |
| ML Pipelines | 📊 Data | ~1 week |
| DevOps | 🔒 Sec | ~1 week |
| Cloud Engineering | 🔒 Sec | ~1 week |
What's next¶
Move to Level 5 · Advanced — CPython internals, metaclasses and serious performance tuning.
💬 Discussion
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