AI Engineer Roadmap - FreeAcademy
Free ~12h path: Python → LLMs, RAG pipelines & AI agents
A free, 7-course roadmap from FreeAcademy that goes from Python basics to building real AI systems. Understand how LLMs work, master prompting, then build RAG pipelines and AI agents step by step with LangChain and LangGraph. About 12 hours total, 100% free with certificates and practice projects.
AI EngineeringFreebeginner~12 hours
Submitted by @yahianaimRoadmap (6 steps)
1
Python fundamentals
~4 hours#Python for Beginners#8 Mini-Projects#Pyodide in the Browser
2
LLM foundations
40 min#How LLMs Actually Work#Tokens & Parameters#Mixture of Experts
3
Prompt engineering
~5 hours#Prompt Structure#Few-Shot Learning#Chain-of-Thought Reasoning
4
Vector databases
Intermediate#Embeddings & Similarity Search#Pinecone, pgvector & Chroma#Hybrid Search
5
Local RAG
75 min#Build a Private Knowledge Base#Ollama & Embeddings#Local Chroma Store
6
AI agents
Intermediate#First AI Agent in 30 Minutes#Think-Act-Observe Loop#Agentic AI with LangChain & LangGraph