> ## Documentation Index
> Fetch the complete documentation index at: https://rajanand.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Notes

## Data Engineering Specialization by DeepLearning.ai

<Columns cols={2}>
  <Card title="Introduction to Data Engineering" icon="square-1" href="/notes/intro-to-data-engineering" horizontal />

  <Card title="Source Systems, Data Ingestion, and Pipelines" icon="square-2" href="/notes/source-systems-data-ingestion-and-pipelines" horizontal />

  <Card title="Data Storage and Queries" icon="square-3" href="/notes/data-storage-and-queries" horizontal />

  <Card title="Data Modeling, Transformation, and Serving" icon="square-4" href="/notes/data-modeling-transformation-serving" horizontal />
</Columns>

## Programming in Python by Meta

<Columns cols={2}>
  <Card title="Programming in Python: Variables" icon="square-1" href="/notes/programming-in-python/variables-data-types" horizontal />

  <Card title="Programming in Python: Functions" icon="square-2" href="/notes/programming-in-python/functions" horizontal />
</Columns>