Wiaan Janse van Rensburg
Stellenbosch,Western Cape
Summary
Motivated and analytical BI Analyst/Developer currently enrolled in the Sanlam SDDA graduate programme, with a strong foundation in data science and a growing specialization in business intelligence and strategy. Adept at leveraging data to inform business decisions, with hands-on experience in dashboarding and machine learning model development. Passionate about the intersection of finance, macroeconomics, and technology, and currently preparing to transition into a global-facing role in strategy or financial analysis. Known for a disciplined, self-driven approach to both professional growth and personal development — including ongoing learning in blockchain, trading, and foreign languages (French and German). Seeking opportunities that value structured thinking, cross-functional collaboration, and innovation in finance and strategy.
Overview
2
2
years of professional experience
9
9
years of post-secondary education
1
1
Certification
Work history
SDDA Trainee
Sanlam
Cape Town, Western Cape
01.2025 - Current
As an analyst in the Sanlam Corporate Business Intelligence team, I developed tailored data extracts for stakeholders using Excel, SAP Hana, and Analysis for Office. I also designed and created dashboards with Power BI to enhance data visualisation.
Software Engineering Intern
VASTech SA
01.2024 - 02.2024
Created a locally stored, LLM-powered code review assistant which can be interacted with directly in communication platforms such as Mattermost.
Education
BEng Electrical & Electronic - Data
University of Stellenbosch
Stellenbosch, Western Cape 02.2021 - 11.2024
Matric -
Paul Roos Gimnasium
Stellenbosch, Western Cape 01.2016 - 12.2020
Skills
- Programming (Python, R, SQL)
- Power BI
- Writing skills
- Data Science
- Computer Science
- Statistics
- Optimisation
- Problem-solving
- Pressure management
- Attention to detail
- Communication
- Teamwork
- Creativity
Certification
- Goethe-Zertifikat B1 (German), Goethe-Institut, 01/01/18
- IBM Data Science Specialization, IBM, 01/01/23
- Yale University Financial Markets Course, Coursera, 01/06/25
Languages
Afrikaans
Native
English
Native
German
Upper intermediate (B2)
French
Intermediate (B1)
Affiliations
- Creative Writing
- Language Learning
- Football
Timeline
SDDA Trainee
Sanlam
01.2025 - Current
Software Engineering Intern
VASTech SA
01.2024 - 02.2024
BEng Electrical & Electronic - Data
University of Stellenbosch
02.2021 - 11.2024
Matric -
Paul Roos Gimnasium
01.2016 - 12.2020
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