Muhammad A
Python Data Science and ML Developer
Skills

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Portfolio
Werkervaring
Machine Learning Developer
RevolveAI • Parttime
May 2025 - Present • 1 yr
I have built 25+ machine learning models for classification, regression, and forecasting tasks using Scikit-learn. My projects include customer churn prediction, sales forecasting, sentiment analysis, price prediction, and employee attrition modeling. My workflow includes exploratory data analysis, feature engineering, model selection, hyperparameter tuning, cross-validation, and thorough evaluation using accuracy, precision, recall, F1-score, RMSE, and confusion matrices. I consistently achieve 85-95% accuracy with explainable, transparent results. Clients receive production-ready Python code, performance metrics, and clear documentation. I help businesses stop guessing and start predicting with confidence.
Data Visualization & Dashboard Designer
EezahTech • Fulltime
Nov 2024 - Present • 1 yr 6 mos
I have designed 50+ static charts and interactive dashboards using Matplotlib, Seaborn, Plotly, and Power BI. My portfolio includes bar charts, line graphs, scatter plots, heatmaps, correlation matrices, and time-series visualizations. I help businesses, researchers, and agencies turn boring spreadsheets into stunning, publication-ready figures and live dashboards that reveal insights instantly. Each project includes clean, reusable Python code and high-resolution exports in PNG, SVG, PDF, or interactive HTML. My clients use my visuals for board meetings, academic papers, investor pitches, and marketing campaigns. I don't just make charts — I tell your data story clearly and beautifully.
Data Cleaning & Processing Analyst
Self-Employed • Freelance
Apr 2024 - Present • 2 yrs 1 mo
I have transformed 80+ messy datasets into clean, analysis-ready formats using Pandas and NumPy. My work includes removing duplicates, handling missing values, standardizing date and number formats, merging multiple files, and feature engineering for machine learning. I serve researchers, marketers, e-commerce sellers, and business owners who need reliable data they can trust. I consistently reduce client data preparation time by 60-70%. Whether it's sales records, survey results, web scraped data, or financial reports, I deliver structured CSV/Excel files with full preprocessing documentation. My clients describe my work as "thorough, fast, and worth every penny.''