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Data Scientist

Vistas Global

Doha, Qatar
Unknown
2 months ago
N/A
SeniorSource: linkedin

Job Description:

Data Scientist

Duration: 12 months

Experience: 6+ years

Core Responsibilities:

  • Design, build, and optimize predictive models and machine learning algorithms using structured and semi-structured data.
  • Perform data preprocessing, feature engineering, and model selection independently.
  • Build and maintain automated model pipelines including training, validation, scoring, and monitoring.
  • Implement model drift detection, retraining logic, and performance diagnostics.
  • Conduct code-based model explainability (e.g. SHAP, LIME), support documentation for governance review.

Expertise Required

  • Advanced proficiency in Python (Pandas, NumPy, Scikit-learn, XGBoost, LightGBM)
  • Strong command of SQL and handling large datasets (via warehouse or lake)
  • Experience deploying models using MLflow, Airflow, Docker, or similar tools
  • Familiarity with model performance metrics (ROC AUC, F1, lift/gain, etc.)
  • Hands-on in training and evaluating models for binary classification, multi-class, regression, or time series
  • Exposure to deep learning (PyTorch or TensorFlow) for advanced use cases
  • Working knowledge of embeddings, vector stores, or text-based models
  • Git-based versioning and reproducible ML workflow setup