Build AI Apps with LangChain.js

About

"Learn the basics of LangChain.js and build an internal company knowledge base using retrieval from a vector database.  

This hands-on course takes you step by step through the process of building AI-powered applications using LangChain. You’ll start with an expert-led introduction by LangChain’s lead maintainer, Jacob Lee, giving you a strong foundation straight from the source.  

As you progress, you’ll:  

- Build app flow diagrams  
- Set up databases with Supabase  
- Refine text processing techniques  
- Craft powerful prompt templates  
- Develop starter code  
- Integrate logic chains for data retrieval and processing  
- Design a functional user interface—bringing your AI project to life  

Each module is designed to sharpen your coding skills with interactive challenges that push you to apply what you’ve learned in real-world scenarios. The course wraps up with an exciting solo project: building your own personal assistant app, solidifying your expertise in AI app development.  

With its deep focus on LangChain, this course gives you hands-on experience with cutting-edge AI tools, preparing you to build the next generation of intelligent applications."

Skills you learn

• Application Development
• Prompt Engineering
• User Interface (UI)
• Generative AI
• Application Performance Management
• Databases
• Artificial Intelligence
• Data Storage
• Scalability
• Maintainability

Modules