Liberty Marshall Chikumba
Cape Town
Summary
Analytical Data Analyst with expertise in finance and data science. Skilled in Python, SQL, machine learning, and Power BI, with a strong ability to derive insights from complex data to enhance strategic decision-making. Experience in statistical analysis and data visualization, contributing to trend identification and business performance improvements. Collaborative team player, providing essential support to lead analysts and managers.
Overview
12
12
years of professional experience
1
1
Certification
Work History
Junior Data Analyst
Moyeni IT Solutions
Cape Town
11.2023 - Current
- Cleaned and transformed large datasets using Python and SQL to improve reporting accuracy.
- Built automated dashboards in Power BI for KPI reporting, enabling real-time decision-making.
- Analyzed data sets to identify trends and insights for decision-making.
- Performed exploratory data analysis to identify revenue trends and cost-saving opportunities.
- Developed SQL queries to extract insights from large datasets stored in a relational database management system.
- Collaborated with cross-functional teams to optimize reporting workflows.
- Conducted quality checks on data to ensure accuracy and reliability.
- Cleaned, organized and transformed raw data into meaningful information for reporting purposes.
- Supported senior analysts in developing predictive models for business strategies.
- Gathered requirements from clients regarding their need for specific types of analytics solutions.
- Utilized machine learning algorithms like decision trees, random forest for predictive analytics projects.
- Developed and implemented machine learning models and neural networks to enhance data analysis capabilities.
- Designed algorithms for extracting useful insights from structured and unstructured data sources.
- Created documentation outlining the steps taken during the development of analytics projects.
- Interpreted complex results from quantitative analyses and communicated them effectively through visualizations or reports.
- Analyzed customer feedback surveys in order to identify areas of improvement within the organization.
Finance Manager
ABM Guesthouses Pty Ltd
Cape Town
12.2013 - Current
- Managed end-to-end financial accounting including budgeting, forecasting, and cash flow.
- Generated monthly reports and communicated insights to senior management.
- Maintained tax and statutory compliance with SARS and regulatory bodies.
- Utilized accounting packages to streamline processes and enhance accuracy.
Education
Postgraduate Diploma in Data Science -
IIE Varsity College
Cape Town12-2025
Professional Advanced Qualification in Accounting & Governance -
Chartered Governance Institute SA
Cape Town12-2018
Higher National Diploma in Business & Accounting Studies -
Chartered Governance And Accounting of Zimbabwe
Harare12-2014
Skills
- Data analysis and visualization
- SQL and database management
- Data cleaning
- Data reporting
- ETL automation
- Python programming and libraries
- Machine learning
- Predictive analytics
- Natural language processing
- Web scraping methodologies
- Business intelligence
- Data-driven decision making
- Critical thinking and problem solving
- Cross-functional collaboration
- Presentation skills
Certification
- SQL Intermediate - DataCamp
- Python for Beginners - Udemy
- Intro to Relational Databases - Udemy
- Data Science Math Skills - Duke University
Professional Interests
- Data-Driven Strategic Advisory.
- Advanced Machine Learning Research.
- Artificial Intelligence.
- Financial Market Forecast.
- Quantitative Finance.
Selected Project Highlights
- Stock Prediction (JSE IT Sector), Integrated Altman Z-Score with XGBoost & RF models for buy/hold/sell classification.
- Medical NLP Sentiment Analysis, Processed 10,000+ reviews; achieved 85% accuracy and 93% precision.
- Predicting insurance cost/premium Model, Ensemble methods (AdaBoost/Gradient Boost) achieved 95% accuracy.
- Computer Vision, Built CNN model for image classification using TensorFlow.
Timeline
Junior Data Analyst
Moyeni IT Solutions
11.2023 - Current
Finance Manager
ABM Guesthouses Pty Ltd
12.2013 - Current
Postgraduate Diploma in Data Science -
IIE Varsity College
Professional Advanced Qualification in Accounting & Governance -
Chartered Governance Institute SA
Higher National Diploma in Business & Accounting Studies -
Chartered Governance And Accounting of Zimbabwe