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📜 CERT CS50x: Introduction to Computer Science 🟺 Harvard CS50 ↗ Harvard's free flagship — C, Python, SQL, algorithms and a final project; free certificate from Harvard optional. Tech Beginner ~100h pk-cs-foundationsharvard 📜 CERT CS50P: Introduction to Programming with Python 🟺 Harvard CS50 ↗ Python from absolute zero with great problem sets — free certificate available. Tech Beginner ~75h pythonbeginners 📜 CERT CS50AI: Introduction to Artificial Intelligence with Python 🟺 Harvard CS50 ↗ Search, knowledge, ML and neural networks in Python — Harvard's free AI course. Tech Advanced ~100h machine-learningpk-ai-career 📜 CERT CS50W: Web Programming with Python and JavaScript 🟺 Harvard CS50 ↗ Flask, SQL, Django and JavaScript — the bridge from CS50x to full-stack work. Tech Advanced ~100h fullstackpk-freelancing 📜 CERT CS50SQL: Introduction to Databases with SQL 🟺 Harvard CS50 ↗ Databases from first principles with real datasets — free certificate available. Tech Beginner ~50h sqlpk-data-jobs CS50 Lawyer/Free "CS50 for Business" talks 🟺 Harvard CS50 ↗ Harvard's free spin-off talks connecting computing thinking to business problems. Business Beginner ~10h pk-founderscomputing
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