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.We are looking for passionate data scientists eager to tackle big challenges using Data Science and Machine Learning. The main focus of this role is to solve complex business problems in Fortune 500 companies. You will work with structured and unstructured data, employing scientific methods and state-of-the-art techniques to help our customers achieve their objectives.ResponsibilitiesCapture and explore complex data sets (structured and unstructured).Prototype models of varying complexity (business analysis, statistical models, machine learning) using modern data science tools (Notebooks, Clouds).Design and implement machine learning models, metrics, and feature engineering techniques tailored to customer problems.Research and understand user behavior patterns, such as engagement and segmentation, using machine learning models to test hypotheses.Required qualificationsAdvanced communication skills in English, both oral and written.Ability to explore big data without a predefined problem.Proficiency in Python and SQL, utilizing frameworks for machine learning pipelines, data visualization, manipulation, model training, evaluation, and deployment.Experience with feature engineering techniques and machine learning algorithms.Experience with Natural Language Processing (NLP and NLU).Experience with Generative AI systems (e.g., ChatGPT) and best practices (e.g., Prompt Engineering).Experience using Azure for hosting and executing applications.Creative and innovative problem-solving skills.Ability to work independently and in collaborative team environments.Desired qualificationsMasters or PhD in Machine Learning, Data Mining, or Statistics.Experience in building advanced Information Retrieval or Question Answering systems using NLP and Generative AI techniques (e.g., RAG, GraphRAG).Experience with constructing and integrating Knowledge Graphs.Our benefits include:Health and dental insuranceMeal and food allowanceChildcare assistanceExtended paternity leavePartnerships with gyms and wellness professionals via Wellhub (Gympass) TotalPassProfit Sharing and Results Participation (PLR)Life insuranceContinuous learning platform (CI&T University)Discount clubFree online platform for physical, mental, and overall well-beingPregnancy and responsible parenting coursesPartnerships with online learning platformsLanguage learning platformMore details about our benefits can be found here.At CI&T, inclusion starts from the first contact. If you are a person with a disability, please present your assessment during the selection process to ensure appropriate support and accommodations. If you do not have the assessment yet, we can assist you in obtaining it.We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups to support you throughout your journey. Count on us to make this journey inclusive and supportive.
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