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Data Scientist | Senior

Roles & Responsibilities

  • Advanced Python with libraries such as Pandas, NumPy, Scikit-learn, Pydantic, PyTorch and TensorFlow
  • Intermediate to advanced SQL with relational databases
  • Experience with Databricks
  • Solid knowledge of Machine Learning including regression, classification, clustering and NLP

Requirements:

  • Plan, develop, train, evaluate and monitor ML models using classical approaches, NLP/NLI and LLMs
  • Lead experiments, PoCs and Discovery initiatives to support decision-making and process automation
  • Explore and analyze business data performing diagnostic, predictive and prescriptive analytics
  • Create reports, dashboards and presentations to communicate results, insights and project impacts

Job description

JOB DESCRIPTION


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RESPONSIBILITIES AND ASSIGNMENTS


  • Planejar, desenvolver, treinar, avaliar e monitorar modelos de Machine Learning, utilizando abordagens clássicas, NLP/NLI e LLMs;
  • Conduzir experimentações, provas de conceito (PoCs) e iniciativas de Discovery que apoiem a tomada de decisão e a automação de processos;
  • Explorar e analisar dados de negócio, realizando análises diagnósticas, preditivas e prescritivas;
  • Avaliar, estimar e acompanhar custos de implementação e operação em escala das soluções propostas;
  • Criar relatórios, dashboards e apresentações para comunicar resultados, insights e impactos dos projetos;
  • Atuar de forma colaborativa com áreas de negócio e tecnologia, alinhando expectativas e defendendo boas práticas técnicas;
  • Propor inovações, apoiar decisões técnicas e contribuir para a evolução contínua das soluções de dados e IA

REQUIREMENTS AND QUALIFICATIONS


  • Python avançado, com experiência em bibliotecas como Pandas, NumPy, Scikit-learn, Pydantic, PyTorch e TensorFlow;
  • SQL intermediário a avançado, com atuação em bancos de dados relacionais;
  • Experiência com Databricks;
  • Conhecimento sólido em Machine Learning, incluindo técnicas de regressão, classificação, clustering e NLP.


Desejáveis:

  • Experiência com frameworks e APIs de ML e GenAI, como HuggingFace, LangChain, Azure OpenAI, DSPy, LangGraph, Vertex AI;
  • Experiência com Large Language Models (LLMs), incluindo BERT, ASR, RAG, fine-tuning e modelos generativos.

Become a Compasser, be part of AI/R.


Compass UOL is a global firm and part of the AI Revolution Company, together transforming organizations using Artificial Intelligence, Generative AI, and other of today’s most advanced technologies.


We equip our team with proprietary and external AI-driven tools to design and build digital-native platforms, integrating cutting-edge technologies and enabling companies to innovate, transform their businesses, and drive success in their markets.

To achieve this, we attract and develop the best talent, creating opportunities that enhance people’s lives and highlight the positive impact of disruptive technologies.

We empower borderless talent and promote knowledge and opportunities in the latest market trends, driving significant personal and professional growth.

Join us and be part of the AI-driven revolution.


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