Building a Simple Neural Network From Scratch in Python Using Backpropagation

📰 Medium · Data Science

Learn to build a simple neural network from scratch in Python using backpropagation to understand the foundation of modern AI systems

intermediate Published 23 May 2026
Action Steps
  1. Import necessary Python libraries like NumPy
  2. Define the neural network architecture with input, hidden, and output layers
  3. Implement the forward pass to calculate output
  4. Apply backpropagation to calculate errors and update weights
  5. Test the neural network with sample data to evaluate its performance
Who Needs to Know This

Data scientists and AI engineers can benefit from this tutorial to improve their understanding of neural networks and implement them in their projects

Key Insight

💡 Backpropagation is a crucial algorithm for training neural networks by minimizing errors and updating weights

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🤖 Build a simple neural network from scratch in Python using backpropagation! 💻
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