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