Transforming Data and Engineering Features

Picking the right transform tool — Glue, DataBrew, EMR, Data Wrangler — classic feature engineering, streaming transforms, and preparing text for GenAI: tokens, embeddings, chunking.

Content current as of 2026-10.

Lessons

  1. Glue, DataBrew, EMR, Data Wrangler: picking the tool
  2. Feature engineering: scaling, encoding, binning
  3. Transforming data in motion
  4. Tokens, embeddings, and chunking for RAG
  5. Masking, redaction, and anonymization

Sources