Senior Data Scientist
R$0.00
Descrição
Technical Fundamentals
Advanced mastery of Python as the primary and sole development language.
Solid knowledge of data science and ML libraries: Scikit-Learn , XGBoost ,
LightGBM , Pandas , Polars , Statsmodels , SciPy .
Experience with deep learning models ( TensorFlow or PyTorch ) when the
problem justifies it.
Ability to work with data at scale: advanced SQL, PySpark for exploration
and transformation.
Access to and handling of data in cloud environments (GCS, Azure Blob
Storage).
Statistical Rigor
Experimental design and hypothesis testing applied to business problems.
Understanding of causality: not just correlation but the ability to distinguish and
apply appropriate techniques.
Robust model validation: beyond accuracy, business metrics, bias analysis, and
subgroup behavior.
Development Discipline
Professional use of Git as part of the usual workflow, not as a formality at
delivery time.
Organized and modular Python code: the candidate must produce deliverable
code, not just exploration notebooks.
Familiarity with experiment tracking tools (MLflow or equivalent) for
experiment traceability.
Ability to document models in a structured way: what it&
Localização
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