Excel Data Cleaning & Formatting Specialist

I specialize in Excel data handling, including cleaning, organizing, and transforming messy data into structured and usable formats.

With strong attention to detail, I help clients:

Clean and format raw data
Merge multiple files into one structured dataset
Split or reorganize large data into usable formats
Convert text-based data into Excel tables
Ensure accuracy, consistency, and clarity

I focus on delivering clean, error-free results that are ready for use — no confusion, no extra fixing needed.

If you have messy, unorganized, or time-consuming data tasks, I can help you handle them efficiently.

In addition, I can assist with basic Korean-related tasks such as simple translation or text handling, especially for short and non-technical content.

Skills

Microsoft Excel

Portfolio

This project showcases my ability to clean, organize, and transform messy data into structured and usable Excel formats.
In this work, I:

Cleaned inconsistent and unformatted data
Standardized dates, text, and numerical values
Removed duplicates and corrected errors
Merged multiple datasets into one structured file
Transformed raw text data into organized Excel tables
Applied VLOOKUP to match and align data across files

The final result is a clean, accurate, and well-structured dataset that is ready for analysis and reporting.

Work experience

Chief Internal Auditor Private Company - Since Jul 2015
I'm currently a Chief Internal Auditor in a private company, handling large volumes of data. I use Excel to extract key insights, organize critical information, and simplify workflows.