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Português
$
USD
I will do advanced data cleaning and preprocessing using python pandas
Student passionate to learn and earn
Hi, my name is Slaven Derick, I am currently pursuing my master degree in Computer application, I am interested in learning along with earning, my skills are beginner and intermediate am I here to lea...
Sobre este Serviço
Stop struggling with messy spreadsheets and unorganized datasets!
As a data specialist, I provide professional data cleaning, preprocessing, and wrangling services to ensure your data is accurate, consistent, and ready for analysis. Whether you are a business owner looking for cleaner reports or a developer preparing data for machine learning, I can help you turn chaos into clarity.
What I Offer:
- Data Scrubbing: Removing duplicates, fixing syntax errors, and handling missing values.
- Formatting & Standardization: Organizing inconsistent dates, phone numbers, and addresses.
- Data Wrangling: Merging multiple files (CSV, Excel, JSON) into one cohesive structure.
- Optimization: Converting messy data into "Analysis-Ready" or "ML-Ready" formats.
Why Choose Me?
- Technical Precision: I use professional tools to ensure 100% accuracy.
- Custom Logic: I can handle complex cleaning tasks that manual editing can't fix.
- Privacy & Security: Your data is handled with the utmost confidentiality.
Perguntas frequentes
What file formats do you work with?
I can work with almost any data format, including CSV, Excel (XLSX), JSON, XML, and SQL exports. If you have data in a different format or even a PDF that needs extracting, please message me first to confirm.
Can you handle very large datasets with millions of rows?
Yes! I use Python and Pandas to process data, which allows me to handle large-scale datasets that usually crash standard spreadsheet software. If your file is exceptionally large, we can discuss a custom order.
My data is highly confidential. Is it safe with you?
Absolutely. I prioritize data privacy. Once the project is completed and approved, I delete your data from my local system. I am also happy to sign a Non-Disclosure Agreement (NDA) if your project requires it.
Do you provide a report of what was changed?
Yes, for the Standard and Premium packages, I include a brief summary report outlining the cleaning steps taken (e.g., number of duplicates removed, specific formatting changes made, and any anomalies found).
Can you clean data for Machine Learning purposes?
Yes. I can handle specific preprocessing tasks like feature scaling, handling null values, and label encoding to ensure your dataset is "ML-ready" and properly structured for your models.
