Muhammad Saleem

Data Analyst / Data Scientist at Freelancing

Riyadh, Saudi Arabia

Datakind

Mar 2025 - May 2025 -2 months

Job Details:Cleaned and merged World Bank survey data; automated imputation, type fixes, and feature creation for modeling. Built EDA and dashboards exposing gender gaps, rural–urban disparities, and fintech adoption trends.

Cognifyz Technologies

Feb 2025 - Mar 2025 -1 month

Job Details:Cleaned and merged datasets; automated imputation and type fixes to create analysis-ready tables. Built EDA and visualizations highlighting restaurant trends and sentiment insights.

Freelancing

Jun 2022 - Present -3 yrs, 1 month

Job Details:Built GCV predictor from 62k+ assays; XGBoost app (R² 0.957, RMSE 84.7). Delivered SWTU fault-diagnosis pipeline (Random Forest, macro-F1) with explainable Streamlit tool. Shipped CO₂/N₂ selectivity app (imputation + one-hot pipeline; R² 0.9175, MAE 1.76). Documented assumptions, risks, and handovers; version-controlled projects in Git/GitHub for maintainable client deliverables.

University of Engineering and Technology

Jun 2022 - Jul 2025 -3 yrs, 1 month

Pakistan

Job Details:Conducted experimental research on seawater desalination (SWRO) and nanofiltration membranes. Involved in pilot-plant operations and data collection to study performance degradation in desalination processes. Developed Python/SQL data pipelines and a custom monitoring app to detect off-normal performance, enabling early corrective actions. Applied statistical analysis and machine learning to identify key factors affecting membrane performance and longevity.

Bachelor's Degree in Chemical Engineering
University Of Engineering And Technology
Jan 2020 - Jan 2024 - 4 yr