Senior Data Scientist

Boardroom Appointments
Johannesburg
ZAR 400 000 - 500 000
Job description
  • 5-7 years of experience manipulatingdata sets and building statistical models.
  • Having a degree in one of thefollowing fields, Mathematics, Computer Science or another quantitativefield is advantageous.
  • Strong problem-solving skills with an emphasis on product development.
  • Excellent written and verbal communication skills for coordinatingacross teams.
  • Proven track record of implementing ML systems, using TensorFlow and
    PyTorch.
  • Strong experience
  • Using statistical computer languages (R, Python, SQL, etc.) tomanipulate data and draw insights from large data sets.
  • Querying databases/datasets
  • Statistical and data mining techniques: GLM/Regression, RandoForest, Boosting, Trees, text mining, social network analysis, etc.
  • Creating and using advanced machine learning algorithms andstatistics:regression, simulation, scenario analysis, modeling,clustering, decision trees, neural networks, etc.
  • A variety of machine learning techniques (clustering, decision treelearning, artificial neural networks, etc.) and their real-worldadvantages/drawbacks.
  • Advanced statistical techniques and concepts (regression,properties of distributions, statistical tests and proper usage, etc.)and experience with applications.

Responsibilities:

  • Work with stakeholders throughout the organization to identify
    opportunities for leveraging company data to drive business solutions.
  • Mine and analyze data from company databases to drive optimization
    and improvement of product development, marketing techniques and
    business strategies.
  • Assess the effectiveness and accuracy of new data sources and data
    gathering techniques.
  • Develop custom data models and algorithms to apply to data sets.
  • Use predictive modeling to increase and optimize customer experiences,
    revenue generation, ad targeting and other business outcomes.
  • Develop company A/B testing framework and test model quality.
  • Coordinate with different functional teams to implement models and
    monitor outcomes.
  • Develop processes and tools to monitor and analyze model performance
    and data accuracy.
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