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shivamsinghai

Shivam Singh

@shivamsinghai

Python Data Cleaning and Preprocessing Specialist Pandas ML Ready Datasets

India
Engels, Hindi
Sommige informatie wordt in het Engels weergegeven.
Over mij
I help businesses and data scientists turn messy, unusable datasets into clean, ML-ready data — fast and professionally. What I handle: ✅ Missing values (smart imputation — not just mean/median) ✅ Dirty placeholders: UNKNOWN, ERROR, N/A strings ✅ Wrong data types — numeric, datetime, categorical conversion ✅ Outlier detection and treatment ✅ Feature Engineering ✅ Scaling & Normalization My approach: I analyse WHY data is missing and choose the correct strategy — probabilistic sampling, business logic or feature engineering. Tools: Python · Pandas · NumPy · Sklearn · Matplotlib · Seaborn... Lees meer

Skills

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shivamsinghai
Shivam Singh
offline • 

Bekijk mijn diensten

Gegevens opschonen
I will do professional data cleaning and preprocessing using python and pandas
VanafUS$ 15 / projectMeer informatie

Portfolio

Werkervaring

Self_Employed

Freelance Data Analyst

Self Employed • Fulltime

Jul 2025 - Present • 10 mos

Data cleaning, preprocessing, missing value handling and feature engineering on real-world datasets using Python, Pandas and Scikit-learn.