Frontend Developer Build user interfaces and interactive web apps. HTML → CSS → JavaScript → TypeScript → React → Next.js → Tailwind CSS 1,250 channels Backend Developer Build the servers, APIs, and databases behind apps. Node.js → Python → SQL & Databases → PostgreSQL → Django → FastAPI → MongoDB 1,911 channels Full-Stack Developer Build both the frontend and the backend end-to-end. JavaScript → TypeScript → React → Next.js → Node.js → SQL & Databases → PostgreSQL 1,840 channels Data Analyst Turn raw data into dashboards and insights. Excel → SQL & Databases → Power BI → Tableau → Python 2,082 channels Data Scientist Build statistical models and ML from data. Python → SQL & Databases → R → TensorFlow → PyTorch 1,920 channels Data Engineer Build the pipelines and infrastructure that move data. Python → SQL & Databases → PostgreSQL → Docker → AWS 2,133 channels Machine Learning Engineer Train, deploy, and serve ML models in production. Python → PyTorch → TensorFlow → Hugging Face → LangChain 1,099 channels AI Engineer Build apps on top of LLMs and AI agents. Python → ChatGPT & LLMs → LangChain → LangGraph → MCP (Model Context Protocol) → Ollama 1,851 channels DevOps Engineer Automate builds, deploys, and infrastructure. Linux → Git & GitHub → Docker → Kubernetes → Terraform → AWS 1,500 channels Cloud Engineer Design and run systems on AWS, Azure, or GCP. AWS → Azure → Google Cloud → Docker → Kubernetes → Terraform 1,014 channels Mobile Developer Build apps for iOS and Android. Flutter → React Native → Swift & iOS → Kotlin & Android 623 channels Android Developer Build native Android apps with Kotlin. Kotlin & Android → Flutter → React Native 525 channels iOS Developer Build native iPhone and iPad apps with Swift. Swift & iOS → Flutter → React Native 429 channels Site Reliability Engineer Keep large systems reliable, observable, and scalable. Linux → Docker → Kubernetes → Terraform → System Design 1,045 channels Software Engineer Build software and pass the technical interview. Python → JavaScript → Git & GitHub → SQL & Databases → LeetCode & DSA → System Design 2,494 channels Python Developer Build apps, scripts, and backends with Python. Python → SQL & Databases → Django → FastAPI → PostgreSQL 1,849 channels Cybersecurity Engineer Secure systems, hunt vulnerabilities, defend networks. Linux → Python 1,571 channels Game Developer Build games and interactive experiences. C++ → C 949 channels

How these paths work

Each path lists the technologies to learn in order, from fundamentals to job-ready. For every step we link the best YouTube channels, the most-watched tutorial videos, and a video roadmap. Channels are ranked by how much of the role's stack they actually teach — measured from 4,233 tracked educators. Everything is free.