Johannesburg: Data Engineer (5-year Contract) (JHB) posted by Datafin
Posted on 2025-06-20 00:00:00
| Employer | Datafin |
|---|---|
| Category | Other IT/Computer |
| Location | Gauteng / Johannesburg |
Job Summary
Johannesburg – Gauteng – South Africa
- Develop, maintain, and optimize data pipelines and ETL processes to support reporting and analytics
- Design and maintain data models to ensure efficient querying and data integrity
- Collaborate closely with BI analysts, data scientists, and business stakeholders to understand data needs
- Build and maintain reporting datasets that feed into Power BI and other visualization tools
- Write advanced SQL queries for reporting and data extraction across multiple data sources
- Ensure data quality, accuracy, consistency, and governance across the data lifecycle
- Support predictive analytics and machine learning initiatives by preparing and structuring data appropriately
- Work within cloud environments (AWS preferred) to manage data storage, transformation, and access
- Strong experience in SQL for reporting, data extraction, and transformation
- Solid hands-on experience with Power BI for supporting reporting datasets and visuals
- Strong understanding of data warehousing concepts, data modeling, and ETL design
- Experience building scalable, efficient, and automated data pipelines
- AWS (QuickSight, S3, Redshift, Lambda, etc.) experience with cloud data services
- PostgreSQL experience with relational database management systems
- Python for data manipulation, automation, and pipeline development
- Advanced Excel for ad hoc reporting and analysis
- Predictive Analytics experience supporting forecasting models or machine learning pipelines
- Bachelors degree in Computer Science, Information Systems, Data Engineering, or related field (or equivalent practical experience)
- 5+ years of experience in data engineering, data analytics, or related roles
- Strong problem-solving skills and ability to work independently and collaboratively.
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