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Data Scientist - Senior Associate (Buenos Aires)

JPMorganChase

buenos aires, ciudad autónoma de buenos aires, Argentina Full-time June 30, 2026

Found Description

About the Role

Key Responsibilities

  • Fine-tune pre-trained models using domain-specific datasets and LLM architectures (e.g., GPT, LLaMA)
  • Implement, evaluate, and improve ML pipelines to enhance model performance
  • Design efficient training workflows and optimize inference performance
  • Work with cross-functional teams to integrate ML and LLM capabilities into products
  • Conduct rigorous testing and benchmarking of ML and LLM modelsUtilize OpenAI libraries and frameworks to experiment with and deploy LLM-based solutions

Required Skills And Experience

  • Experience with ML algorithms, statistical modelling, and predictive analytics
  • Proficiency in data preprocessing, feature engineering, and model evaluation
  • Strong coding skills in Python and R, along with experience using relevant libraries such as scikit-learn, TensorFlow, PyTorch, pandas, NumPy, caret, and OpenAI SDKs
  • Experien...

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