HUMPHREY MALATSI
Midrand,South Africa
Summary
Data professional with proven expertise in developing and maintaining data pipelines, including ETL design and scheduling. Proficient in extracting data from diverse sources, optimizing database design, and managing SQL Server environments. Experienced in supporting data warehouses, ensuring data quality through profiling and validation, and creating Power BI reports for effective dashboard deployment. Skilled in Python programming for automation and R scripting to enhance data processing workflows, with a strong ability to engage stakeholders and collaborate in agile settings.
Overview
1
1
year of professional experience
1
1
Certification
Work history
Data / BI Analyst
BabyPlanet
Gauteng, South Africa
2024.01 - 2025.01
- Assisted in designing and maintaining data pipelines to load data from multiple sources, ensuring integrity and timely delivery.
- Monitored daily pipeline operations, resolving failures to ensure successful job completion.
- Conducted data profiling and validation to identify and fix discrepancies before data consumption.
- Created Power BI reports and dashboards to aid stakeholder decision-making.
- Wrote and optimised T-SQL queries for efficient data retrieval.
- Collaborated with teams to gather data requirements and provide technical solutions.
- Supported data infrastructure management, including user roles and access controls.
- Carried out data cleaning and documentation to support project delivery.
- Implemented automation to enhance pipeline efficiency and scalability.
- Trained users on analytics tools, promoting best practices.
Education
Masters - Applied Data Science
University of Johannesburg
Johannesburg, Gauteng 2026.01 -
BCom Honours - Marketing
University of Johannesburg
Johannesburg, Gauteng 2024.01 - 2024.11
Skills
- Data pipeline development and maintenance
- ETL design and scheduling
- Data extraction from multiple sources
- Database design and optimization
- SQL Server management
- Data warehouse support
- Data profiling and validation
- Data quality assurance
- Data cleaning and documentation
- Power BI report development
- Dashboard design and deployment
- Python programming for data automation
- R scripting for pipeline support
- Stakeholder engagement and requirements gathering
- Cross-functional collaboration in agile environments
Certification
- IBM Data Science Professional Certificate (Coursera)
- From Data to Insights with Google Cloud Specialization
- Google Data Analytics Professional Certificate
- Azure Data Scientist Associate
- Power BI Data Analyst Associate
Languages
English (fluent)
Timeline
Masters - Applied Data Science
University of Johannesburg
2026.01 -
BCom Honours - Marketing
University of Johannesburg
2024.01 - 2024.11
Data / BI Analyst
BabyPlanet
2024.01 - 2025.01