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Maphelo Dingane

BI Developer & ETL Pipeline Specialist (Power BI / SSIS, dbt)
📍 Johannesburg, South Africa · (0) · Member since
Availability
🏠 Works remotely / from home Yes No
🧰 Travels to client Yes No
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Presentation

High-Performance Business Intelligence (BI) & Automated Reporting Solutions
Are you losing critical business hours manually exporting raw CSV files, copy-pasting tracking data, or fighting with fragile, broken Excel macros every week?
I am a South Africa-based BI Developer specializing in transforming messy enterprise data into clean, secure, automated, and interactive dashboards that refresh completely on autopilot. I have deep technical expertise across both legacy on-premise infrastructure and modern reporting layers, enabling me to clean up backend pipelines and deliver crisp frontline data visualization.
My Core Technical Stack:
• Data Orchestration & Integration: SQL Server Integration Services (SSIS), Advanced T-SQL Query Optimization, Custom ETL Pipelines, Scheduled Agent Jobs.
• Visual Data Analytics: Power BI (Advanced DAX, Power Query / M, Star Schema Data Modeling), Automated Server Gate ways, Executive Dashboard Design.
• Data Science Extensions: Predictive data modeling, cleaning messy/disjointed system databases, and data pattern analysis.
Solutions I Can Build For Your Local Business Quickly:
1. Unified Operational Dashboards: Pulling data automatically from your point-of-sale (POS), warehouse, CRM, or accounting packages directly into one executive view.
2. Legacy Database Consolidation (SSIS): Building robust data pipelines to securely clean, restructure, and move data out of fragmented business silos.
3. Performance Optimization: Diagnosing and rewriting slow, heavy relational database queries that lock up your infrastructure.
Available immediately for short-term fixes, system architecture automation, or ongoing analytics consultation across South African metro sectors.
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Background

Postgraduate Diploma in Data Science
University of the Witwatersrand · 2025 – 2026
Postgraduate Diploma in Data Science
Bachelor of Science
University of the Witwatersrand · 2017 – 2020
Bachelor of Science degree with majors in Mathematics and Computational & Applied Mathematics
🇬🇧English
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Working hours

Monday
From08h00To18h00
Tuesday
From08h00To18h00
Wednesday
From08h00To18h00
Thursday ▪ Today
From08h00To18h00
Friday
From08h00To18h00
Saturday
Closed
Sunday
Closed
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