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[Job-28587] Cientista de Dados Sênior, Brazil

1 hour, 32 minutes ago
Brazil
Full-time
Senior
Data Scientist
Data Science and Analytics
Apache Spark Azure CatBoost CI/CD Databricks Deep Learning Feature Engineering Keras LightGBM Machine Learning Matplotlib MLOps NLP Power BI Python PyTorch Scikit-learn Seaborn SQL SQL Server TensorFlow XGBoost
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CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 145

Description

  • Conduct exploratory data analysis to identify relevant patterns and insights.
  • Develop predictive models using machine learning libraries such as TensorFlow, Keras, and Scikit-Learn.
  • Run model experimentation and optimization, including hyperparameter tuning and cross-validation.
  • Apply feature engineering techniques to improve model performance.
  • Use NLP and deep learning methods in relevant projects.
  • Collaborate with the data engineering team to ensure data integrity and accessibility.
  • Create data visualizations using tools such as Power BI, Databricks Dashboards, Matplotlib, and Seaborn.
  • Develop and maintain MLOps pipelines, including CI/CD for machine learning models.
  • Integrate solutions with APIs and implement chatbots when needed.
  • Present results and insights clearly and effectively to stakeholders.

Requirements

  • Experience with Python, SQL, and PySpark.
  • Ability to work with AI agents and prompts.
  • Experience with machine learning libraries including TensorFlow, Keras, Scikit-Learn, Spark MLlib, XGBoost, PyTorch, LightGBM, CatBoost, Prophet, and Statsmodels.
  • Strong understanding of data science, including data wrangling, large-scale data processing, statistics, and hypothesis testing.
  • Knowledge of data engineering tools such as Databricks and Azure Synapse.
  • Experience with database management systems, preferably SQL Server.
  • Familiarity with cloud computing, especially Azure.
  • Experience with SAS.
  • Experience with machine learning and AI-focused work.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance.
  • Extended parental leave.
  • Partnerships with gyms and health and wellness professionals through Wellhub (Gympass) and TotalPass.
  • Profit sharing (PLR).
  • Life insurance.
  • Continuous learning platform (CI&T University).
  • Discount club and free online platform for physical, mental, and well-being support.
  • Pregnancy and responsible parenting courses, plus online language-learning and course platform partnerships.

Interested in this position?

Apply directly on the company website

Apply Now

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