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Valid

Senior Data Science Analyst

Valid

Senior Data Analyst at Valid driving analytical solutions for business and product decisions. Collaborating across teams to develop data-driven insights and implement machine learning models.

Posted 4/14/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
AirflowAWSAzureGoogle Cloud PlatformKerasNumpyPandasPythonPyTorchScikit-LearnSparkSQLTensorflow

About the role

Key responsibilities & impact
  • Work closely with Product teams to define and evolve data-driven features
  • Develop analyses and Machine Learning models applied to product use cases (e.g., recommendation, personalization, churn)
  • Design and run experiments and A/B tests to validate hypotheses and measure product impact
  • Define and monitor product metrics and model performance
  • Support roadmap decisions with actionable insights
  • Ensure integration, monitoring, and continuous improvement of models in production

Requirements

What you’ll need
  • Strong experience with Python for analysis and modeling (pandas, NumPy, scikit-learn, statsmodels)
  • Solid foundation in applied statistics and probability
  • Hands-on experience with supervised and unsupervised Machine Learning algorithms
  • Proficiency in SQL for data exploration, transformation, and validation
  • Experience with analytical development environments (Jupyter Notebook, VS Code, or similar)
  • Experience with Deep Learning libraries or frameworks (TensorFlow, PyTorch, or Keras)
  • Knowledge of MLOps (model monitoring, retraining, versioning, CI/CD for data)
  • Experience with cloud data environments (AWS, GCP, or Azure)
  • Familiarity with distributed processing tools (Spark)
  • Experience with orchestration and data pipelines (Airflow or similar)

Benefits

Comp & perks
  • Equal opportunities
  • Safe, respectful, and welcoming environment

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
PythonpandasNumPyscikit-learnstatsmodelsSQLMachine LearningDeep LearningMLOpsSpark
Soft Skills
data-drivenanalyticalcollaborationproblem-solvingcommunication