Sr Data Scientist, Brazil

2 weeks ago Be among the first 25 applicants We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions. With over 7.400 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality. At CI&T, we are seeking a highly skilled and motivated Senior Data Scientist to join our team in Brazil. You will contribute to an innovative project in a collaborative, innovating, transforming, and multicultural environment. Position Overview As a Senior Data Scientist, you will play a key role in advancing our analytics capabilities. You will employ statistical techniques and machine learning methodologies to provide valuable insights that drive strategic decision‑making. Collaborating with teams across the organization, you will help shape the future of our projects by turning complex data into actionable recommendations. Key Responsibilities Conduct causal tests and hypotheses to evaluate the effectiveness of training programs (treatment vs. control groups). Develop productivity forecasting models based on input data and operator attendance records. Propose recommendations for Individual Development Plans (PDI) based on data insights. Create recommendations on the ideal composition and scaling of teams for each production line. Collaborate with multidisciplinary teams, transforming statistical insights into practical business recommendations. Utilize machine learning techniques (primarily regression) and causal inference frameworks. Support the exploration of AI/LLMs‑based solutions in specific areas (e.g., PDI with intelligent agents). Required Skills and Qualifications Must‑have Skills: Experience as a Data Scientist, preferably focusing on applied statistics. Solid knowledge in: Causal inference and hypothesis testing. Regression models and supervised machine learning techniques. Python and popular libraries: scikit‑learn, statsmodels, pandas. Experience with Databricks/Spark for handling and analyzing large datasets. Experience with MLflow for model versioning and management. Ability to translate technical results into actionable business insights. Nice‑to‑have Skills: Previous experience in People Analytics or HR Analytics projects. Knowledge of Crew AI and/or automation tools like N8N. Familiarity with LLMs/Generative AI applied to intelligent agents. Strong communication skills for direct interaction with stakeholders and business areas. Advanced English proficiency. Benefits Health and dental insurance Meal and food allowance Extended paternity leave Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass Profit Sharing and Results Participation (PLR) Life insurance Continuous learning platform (CI&T University) Discount club Free online platform dedicated to physical, mental, and overall well‑being Pregnancy and responsible parenting course Partnerships with online learning platforms Language learning platform More details about our benefits here: If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it. We have a dedicated Health and Well‑being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side. Seniority level Not Applicable Employment type Full‑time Job function Engineering and Information Technology IT Services and IT Consulting Referrals increase your chances of interviewing at CI&T by 2x Get notified about new Senior Data Scientist jobs in Brazil . Data Science Manager / Head of Data- 100% Remoto (Times de Tecnologia - Brasil inteiro) Data science manager head of data remoto times de tecnologia brasil inteiro Senior Data and Business Analyst - Martech - 100% Remoto. Senior Product Data Analyst – Self‑Serve Product We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr