Mid-level Data Scientist – NLP Focus

Posted 101ds ago

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Job Description

Data Scientist developing advanced AI models for a legal tech firm in Brazil. Collaborating on data analysis, tooling, and optimization tasks in a multidisciplinary team.

Responsibilities:

  • Develop and implement advanced artificial intelligence models to solve complex problems across various domains, including data analysis, forecasting, optimization and pattern recognition;
  • Collaborate with internal teams to understand business needs and identify opportunities to apply AI techniques that improve processes and operational efficiency;
  • Design and build tools integrated with existing and available AI engines to address internal demands, automating repetitive tasks, improving decision-making and driving innovation;
  • Develop and implement machine learning algorithms and data mining techniques to solve specific problems such as customer segmentation, product recommendation and anomaly detection;
  • Collaborate with architects, developers and software engineers to integrate AI models into production systems and ensure their scalability, performance and robustness;
  • Engage with team members, sharing knowledge and best practices in data science and artificial intelligence.

Requirements:

  • Proven experience developing and deploying artificial intelligence models in production environments;
  • Proficiency in Python, as well as in data manipulation and analysis techniques;
  • Solid knowledge of machine learning algorithms, data mining techniques, statistics and optimization;
  • Excellent communication and collaboration skills, with demonstrated ability to work in multidisciplinary teams and translate business requirements into scalable and effective AI solutions;
  • Knowledge of NLP (preprocessing, feature engineering, classification, etc.);
  • Experience in prompt engineering and fine-tuning LLMs (BERT, GPT, LLAMA, CLAUDE, among others);
  • Preferred: University degree in Computer Science, Information Systems, Mathematics, Statistics, Engineering or related fields.

Benefits:

  • Meal allowance (VR);
  • Home-office allowance;
  • Health insurance (copayment);
  • Childcare assistance;
  • Pharmacy partnership;
  • Sesc partnership.