Code-First Agents

Lessons

1. 1

   Code-First Agent Fundamentals: Python, ReAct, and Tool Calling

   Set up a Python environment, understand the ReAct loop, and implement a simple tool-calling agent from scratch using the Anthropic or OpenAI API.

   Intermediate·50 min
2. 2

   LangChain: The Agent Framework

   Build agents, chains, and memory-backed conversations with LangChain: connect tools, define custom agents, and manage state across multi-turn interactions.

   Intermediate·70 min
3. 3

   LangGraph: Stateful Multi-Step Agent Graphs

   Use LangGraph to build graph-based agentic workflows with conditional branching, cyclic reasoning loops, and persistent checkpointing for long-running tasks.

   Advanced·75 min
4. 4

   LlamaIndex: RAG Pipelines and Data Agents

   Index documents in a vector store, build a retrieval-augmented generation pipeline, and create a data agent that can query multiple sources and synthesise answers.

   Intermediate·65 min
5. 5

   CrewAI: Multi-Agent Teams with Roles and Tasks

   Define specialised agent roles (researcher, writer, reviewer), assign tasks, and orchestrate a crew of agents that collaborate to complete complex workflows.

   Intermediate·70 min
6. 6

   Raw SDK: Anthropic and OpenAI APIs from Scratch

   Call AI APIs directly: implement tool use, streaming, function calling, and structured output without any framework, understanding every layer of the stack.

   Advanced·70 min
7. 7

   Model Context Protocol (MCP): Connect Agents to External Tools

   Understand the Model Context Protocol, build an MCP server that exposes tools to an agent, and connect Claude or another LLM to real external systems via MCP.

   Advanced·75 min
8. 8

   Multi-Agent Systems: Orchestration, Supervisor Patterns, and When Not To

   Reason about supervisor / pipeline / swarm patterns and decide honestly when a single agent beats a team.

   Advanced·60 min
9. 9

   Code-First Agent Capstone: Build and Deploy a Production Agent

   Design, build, evaluate, and deploy a production-grade AI agent. Add observability, error handling, cost tracking, and a public interface.

   Advanced·120 min
10. 10

    Passion Project: Research / Security / Code-Review Agent

    Pick one of three project briefs and ship a production-grade agent end-to-end with deploy URL, evals, and case study.

    Advanced·180 min
11. 11

    Code-First Agent Job Readiness

    Translate code-first agent skills into a resume, portfolio plan, and interview prep for AI / agent engineer roles.

    Beginner·35 min