Mid-level Data Science Analyst – AI

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banco BV

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1993

💸 Finance

🏦 Banking

💳 Fintech

💰 Debt Financing on 2022-07

Finance • Banking • Fintech

banco BV is a financial institution that offers a wide range of banking services to both individual consumers and businesses. It provides personal and corporate accounts, credit cards, loans, financing for vehicles and solar energy, insurance solutions, and investment services. The bank also focuses on digital solutions, such as mobile banking apps and open finance initiatives, to enhance accessibility and customer experience. As a versatile financial entity, banco BV caters to both private and corporate clients, providing comprehensive banking and financial services.

📋 Description

• Work on training and evaluating models and prompts, fine-tuning, optimization of chunking and tokenization, bias detection, adversarial prompt testing, and selection of embeddings (supporting RAG); • Train and evaluate generative AI models, including LLMs and multimodal models; • Develop and optimize prompts, including adversarial testing and risk mitigation; • Perform fine-tuning and hyperparameter tuning to maximize performance; • Implement chunking and tokenization strategies for efficiency and quality; • Detect and remediate biases in data and models, ensuring ethical compliance; • Select and validate embeddings for RAG (Retrieval-Augmented Generation) applications; • Monitor quality, robustness, and safety metrics for models; • Collaborate as a subject-matter specialist with engineers and architects to securely integrate models into production pipelines.

🎯 Requirements

• Generative AI Models: LLMs, diffusion models, Transformer architectures; • Fine-tuning and Prompt Engineering: advanced techniques, RLHF (Reinforcement Learning from Human Feedback); • Tokenization and Chunking: strategies for context optimization; • Embeddings and RAG: selection, evaluation, and integration with retrieval/search mechanisms; • Bias & Fairness: techniques for detecting and mitigating biases; • Security and Robustness: adversarial testing, jailbreak prevention; • Tools and Frameworks: ADK, CrewAI, Agno, LangChain, LangGraph.

🏖️ Benefits

• Remote work model • CLT employment (Brazilian statutory employment contract) • Flexible working hours