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I will clean and validate data using python and sql
United States
I speak English
Python Data Automation and Data Cleaning Specialist
I’m a CS graduate specializing in Python-based data cleaning, transformation, and automation. I help clients turn messy datasets into clean, usable data and build small ETL-style workflows that save t...
About this Gig
I provide professional data cleaning and validation using Python and SQL.
This gig is ideal for CSV or Excel files that need formatting, correction, de-duplication, or basic ETL-style testing. I focus on accuracy, clear communication, and reliable results.
What I can help with:
- Data cleaning and formatting
- Removing duplicates (with clear rules)
- Data validation using Python and SQL
- Fixing or testing existing data scripts
Important:
- One item equals one row/record
- Please message me before ordering if your dataset is large or complex
- New files or expanded scope may require a package upgrade or custom offer
FAQ
What counts as an item?
One item equals one row or record (for example, one line in a CSV or Excel file).
What file types do you support?
CSV, Excel (XLS/XLSX), and similar structured data formats. Please contact me first for other formats.
Do you handle large datasets?
Yes, but large or complex datasets may require a package upgrade or custom offer. Please message me before ordering.
What does a revision include?
Revisions apply to changes within the original scope and dataset. New data or new requirements may require an additional charge.
What is ETL testing?
ETL testing verifies that data is correctly extracted, transformed, and loaded, ensuring accuracy and consistency after processing.
