Aviwe Siyandiba

Led customer data modelling and BI development to track sales funnels, marketing performance and customer lifetime value, enabling data-driven decisions across BMW Group SA and BMW Financial Services.

Sourced, cleansed and modelled large datasets and developed Power BI templates for the Custom Analytics Team, improving audit and performance reporting and supporting data migration and exception testing.

Implemented interactive Power BI dashboards and optimized performance reporting to enable operations and stakeholders to track governance and improve business processes.

Validated and improved order data quality using Python, consolidated order and network data into monitoring reports, and led remediation efforts to reduce incorrect order capture.

Prepared VoC and indexing reports, automated lead and reporting processes to reduce preparation time and implemented checks to lower manual review errors.

Developed data processing procedures, automated data conversion and testing with VBA, and produced weekly/monthly reports to ensure data quality and readiness for statistical analysis.

Performed data cleaning, formatting and integration for continuous trackers, trained teams on Q Research software and ensured historical data integrity for reporting.

Planned and conducted statistics tutorials, assessed student work and provided performance feedback to module lecturers to support student learning outcomes.

Completed a Bachelor of Science focusing on Statistics and Computer Science, developing statistical analysis and programming skills applicable to data analytics roles.