Sen CutlerData Engineer

Bulk Contact Data Cleaning and Segmentation

The project called for cleaning & combining nine CSV files totaling 320,000 rows. I de-duplicated them, standardized columns to match the requested format, and handled inconsistent file structure. I prioritized mobile numbers and separated a special dataset accordingly. The final output consisted of CSVs split into 10,000-record chunks.

  • Data Cleaning
  • Data Engineering

Data Quality