Data Lead managing data strategy and execution for consulting engagements at GFT Technologies. Spearheading advanced analytics and ensuring data governance in financial sector projects.
About the role
- Data Scientist developing generative AI solutions for Itaú, the largest bank in Latin America. Collaborating on innovative IA projects aimed at customer impact.
Responsibilities
- Create, evolve, and implement generative AI agents and solutions based on LLMs (text-to-text, multimodal, and tool-using).
- Participate in the full AI product development cycle: design, modeling, experimentation, validation, and production deployment.
- Explore and apply advanced NLP techniques, deep learning, and multi-step reasoning across different business domains.
- Work with vector knowledge bases, LangChain/LangGraph, embeddings, and integrations with LLM APIs (OpenAI, Azure, and others).
- Develop and optimize data pipelines, feature stores, and evaluation frameworks for generative models.
- Support the team in creating best practices, templates, and internal frameworks to accelerate the development of new AI products.
- Collaborate with engineers, designers, and business specialists to turn real needs into intelligent, secure, and scalable solutions.
- Communicate results and learnings clearly, with an impact focus and aligned to the bank’s AI strategy.
Requirements
- Experience in Python, with strong command of data science and AI libraries (pandas, scikit-learn, PyTorch or TensorFlow).
- Knowledge of language models and NLP (transformers, embeddings, fine-tuning, prompt engineering).
- Experience with generative AI frameworks and APIs (Hugging Face, OpenAI API, LangChain, etc.).
- Ability to translate complex problems into applicable data and AI solutions.
- Collaborative mindset and a curiosity for continuous learning.
- Familiarity with vector architectures (FAISS, Milvus, ChromaDB) and retrieval-augmented generation (RAG).
- Knowledge of MLOps and best practices for model versioning and observability.
- Interest in topics such as agent evaluation, AI safety, interpretability of LLMs, and multi-agent systems.
Benefits
- Transportation allowance
- Meal voucher (restaurants) / Food voucher (supermarkets)
- Health insurance (Fundação Saúde Itaú or Central Nacional Unimed)
- Dental plan (Odontoprev or Interodonto)
- Life insurance
- Profit Sharing (PLR) – Participation in profits and results (subject to bank performance)
- Private pension plan
- Exclusive discounts on our financial products
- Extended maternity and paternity leave
- Childcare/Babysitting assistance (for parents)
- Tuition/education assistance
- Wellhub or TotalPass (wellness benefits)
- Access to Itaú leisure clubs (Guarapiranga / Itanhaém and São Sebastião)
- + Additional benefits you may learn about during the process 😊
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
No Education Requirement
Tech skills
Location requirements
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