BRUNO YONNG LEOPOLDO
Luanda, Angola |-|- | https:// linkedin.com/in/brunoyonngleopoldo
PROFESSIONAL SUMMARY
Geological Engineer, Research Data Analyst and Data-driven innovative with 3 years of
experience in analysing complex datasets, building predictive models, and delivering
actionable insights. Proficient in Python for research data analysis, BI tools, SQL, and machine
learning techniques. Adept at problem-solving, data visualization, and collaborating with
cross-functional teams to drive business outcomes.
PROFESSIONAL EXPERIENCE:
Production Geologist & Data Analyst
Yetwene Mining Society | June 2023 – December 2024
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Developed and deployed predictive models that increased higher diamonds recovery
by 15% using Python libraries (Pandas, Scikit-learn).
Collaborated with cross-functional teams to extract insights from large datasets,
leading to data-driven decision-making.
Automated data preprocessing and reporting workflows, reducing turnaround time by
30%.
Designed and implemented interactive dashboards using BI tools to visualize key
performance indicators in diamond industry.
Supported the integration of data from various sources (SQL databases, CSV files,
APIs) into a centralized data warehouse.
Built regression and classification models that improved company revenue predictions
by 10%.
EDUCATION
- Geological Engineering – University of Moa, Cuba
•
September 2014 - June 2019
Graduated with distinction.
CERTIFICATION
- IBM Program Data Science Professional Certificate
- Oil & Gas Industry Operation and Markets – Duke University
- Statistics with Python Specialization – University of Michigan
February 2025
February 2025
March 2025
TECHNICAL SKILLS
Programing and Tools: Python, R, SQL Jupyter Notebook, Pandas, NumPy, Scikit-learn,
TensorFlow, Keras
Data Visualization: Tableau, Matplotlib, Seaborn, Power BI
Machine Learning & Statistics: Regression, Classification, Clustering, Time-Series Analysis,
Hypothesis Testing
Big Data & Databases: Hadoop, Spark, MongoDB database
Geological Tools: Petrel, ArcGIS, Datamine, Leapfrog Geo, Google Eearth
Other: Data Wrangling, Data Cleaning, Statistical Analysis, Predictive Modeling.
LANGUAGES: Portuguese (Native), English (intermediary), Spanish (Avanced)
