🎯 Data Scientist & BI Analyst | SQL • Python • Power BI | Machine Learning | Construction & Operations Strategist
I'm a Multidisciplinary Industrial Engineer with over 12 years of experience leading construction projects and delivering data-driven business solutions in diverse sectors such as construction, fintech, and health tech.
With strong command of Python, SQL, Power BI, and machine learning, I specialize in developing forecasting models, automating analytics workflows, and building executive dashboards that drive actionable insights.
🔹 Data Analytics & BI – Transform complex datasets into strategic decisions
🔹 Machine Learning – Predictive modeling, classification, churn analysis, forecasting
🔹 Construction Intelligence – Project optimization, cost forecasting, KPI dashboards
🔹 Business Strategy – Bridging technical solutions with business outcomes
🔹 Mentorship – Supporting analysts in Python, SQL, and dashboard development
Languages & Tools
Python • SQL • Power BI • Tableau • DAX • Excel • Git & GitHub
Libraries
pandas • numpy • scikit-learn • matplotlib • seaborn • statsmodels • XGBoost
Techniques
EDA • Data Wrangling • Time Series Forecasting • Logistic Regression • Clustering • A/B Testing
Soft Skills
Agile SCRUM • Stakeholder Communication • Team Leadership • Trilingual (EN/ES/FR)
A business intelligence project using SQL, Python & Power BI to model and visualize gambling revenue.
⭐ Holt Forecasting | Winsorization | Interactive Dashboard
End-to-end pipeline predicting future product prices using advanced time series modeling.
⭐ Seasonal Decomposition | Monthly Aggregation | Custom Query Tool
Predicting user churn using XGBoost & Random Forest; delivering insights with Tableau.
⭐ EDA | Feature Engineering | Precision-Focused Modeling
SQL & Python analysis of NBA team performance and dynamics.
⭐ SQL Joins | Correlation Analysis | Performance Breakdown
- 🔹 AdventureWorks Project – Sales reporting and data modeling using SQL Server and Power BI
- 🔹 Biogenesys Project – Bio-lab dashboard for operational metrics
- 🔹 Fast Food Database – SQL architecture and reporting pipeline
🔗 LinkedIn
🔗 GitHub
📧 Email: orejarenajaime1979@gmail.com
