TRAFFIC Gauteng

Data Scientist

Blue Pearl PTY

Job Description

Johannesburg, South Africa Posted on 05/21/2026

Our client is looking for an innovative and commercially minded Data Scientist to design and implement AI and machine learning solutions that enhance HR and commercial decision-making.

The successful candidate will work across advanced analytics, LLM-powered applications, semantic search, pricing analytics, anomaly detection, automation, and executive reporting solutions within a modern cloud-based analytics environment.

This role combines AI innovation, machine learning engineering, analytics, and business intelligence to deliver impactful enterprise solutions.

Key Responsibilities AI & Machine Learning Solutions
  • Design and implement LLM-powered solutions for HR and commercial use cases.
  • Candidate-to-role matching
  • Semantic search capabilities
  • Train, deploy, and manage ML models using MLflow.
  • Analyse model performance and business impact.
Advanced Analytics
  • Develop advanced pricing and discount analytics models.
  • Perform elasticity modelling and customer segmentation analysis.
  • Conduct operations anomaly detection and proactive risk reporting.
  • Build AI-driven survey analytics applications.
  • Ensure pipelines are optimised, sustainable, and easy to debug.
  • Implement data quality checks and governance processes.
  • Monitor and improve operational analytics processes.
  • Develop Power BI dashboards and executive-ready business insights.
  • Translate complex datasets into strategic recommendations.

Manage Git-based workflows including:

  • Pull requests
  • Branch syncing
  • Collaborate with technical and business stakeholders across HR, operations, and commercial teams.
  • Monitor APIs and data integrations where required.
Qualifications

Degree in:

  • Data Science
  • Computer Science
  • Statistics
  • Mathematics
  • or related field
Experience
  • 3-5 years' experience in Data Science or Machine Learning roles.
  • Experience building AI/LLM-powered solutions.
  • Hands on experience with MLflow and Databricks.
  • Strong analytical and statistical modelling experience.
  • Experience with Power BI and data visualisation.
  • Exposure to semantic search and NLP solutions advantageous.
Technical Skills
  • Python
  • SQL
  • Databricks
  • MLflow
  • Power BI
  • NLP / Semantic Search
  • LLM Applications
  • API Monitoring
  • Data Analytics & Reporting
Advantageous Skills
  • Generative AI frameworks
  • PySpark
  • Customer Analytics
  • Cloud-based analytics platforms
Soft Skills
  • Strong commercial acumen
  • Excellent analytical thinking
  • Strong communication and presentation skills
  • Problem-solving mindset
  • Ability to work in fast-paced environments

About This Role

Career insights for Data Scientists positions

Salary Benchmark
R24,300/month
R15,695 to R38,292/month
Source: WageIndicator ZAR data
Job Outlook
This career will grow rapidly in the next few years.
Common Technologies
Amazon EC2 Amazon Redshift AWS Cloud Microsoft PowerPoint C# (.NET) Perl R Apache Kafka