Data Scientist (SQL, Python, Big Query) - Johannesburg - up to R1mil per annum

Responsibilities:

• Lead end-to-end machine learning and optimisation projects, from problem definition and prototyping through to deployment and monitoring.
• Develop and enhance solutions supporting territory planning, route planning, and route optimisation services.
• Translate business requirements into technical specifications and implementation plans.
• Design and maintain reporting solutions using Looker Studio, BigQuery, and analytical data models.
• Deliver strategic analytics and consulting projects, providing data-driven recommendations to enterprise clients.
• Collaborate with engineering teams to productionise models through data pipelines, model serving, CI/CD, monitoring, and retraining processes.
• Maintain high standards of code quality, testing, documentation, and reproducibility.
• Mentor junior team members and support external contractors where required.
• Present findings and recommendations to clients and stakeholders.
• Drive continuous improvement in data quality, model performance, and delivery standards.

Qualifications & Experience:

• Bachelor's Degree in Data Science, Computer Science, Statistics, Mathematics, or a related field, with 5+ years of commercial Data Science experience.
• Strong Python programming skills with hands-on experience in Machine Learning, Data Science Modelling, and predictive analytics.
• Advanced SQL expertise and experience working with large-scale analytical databases, preferably BigQuery.
• Experience developing scalable algorithms, optimisation models, and Operations Research solutions using frameworks such as OR-Tools or PuLP.
• Knowledge of MLOps practices and tools such as MLflow, Vertex AI, SageMaker, Azure ML, CI/CD pipelines, and Git.
• Experience with cloud platforms including Google Cloud Platform (preferred), AWS, or Azure for data science and ML workloads.
• Exposure to Docker, Kubernetes, Looker Studio, geospatial analytics, and software engineering best practices including testing, documentation, and code reviews.

The Reference Number for this position is NG61430 which is a Permanent, Hybrid role in Johannesburg offering a salary of up to R1mil per annum salary negotiable based on experience. E-mail Nokuthula on [email protected] or call her for a chat on 011 463 3633 to discuss this and other opportunities.

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