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The Staff Software Engineer will lead the long-term technical strategy for Nubank's credit card platform, ensuring scalability, mentoring engineers, and solving complex architectural challenges while maintaining compliance.

The Procurement Specialist will drive strategic sourcing and negotiation, manage contracts, ensure compliance with regulations, and enhance decision-making using AI tools to support a fast-growing business.

Lead design and build scalable data ingestion and feature pipelines for foundation models; implement data quality monitoring; model and integrate new data sources; run experiments measuring data impact; optimize ML training and hyperparameters; collaborate with ML, platform, and infra teams; lead technical initiatives and mentor team members.

Lead architecture and implementation of the AI Private Banker full-stack platform: build Flutter mobile apps, design distributed backend services powering recommendation engines and conversational AI, integrate ML outputs into user experiences, drive technical roadmaps, mentor engineers, and ensure scalability and operational excellence across platforms.

As a Staff Software Engineer (Data), you will architect and lead the data infrastructure, ensuring high standards and strategic decision support for the organization.

The Machine Learning Engineer will lead applied AI research initiatives, optimize deep learning architectures, collaborate across teams, and mentor others while ensuring model deployment aligns with MLOps constraints.

The role involves architecting scalable crypto systems, leading technical designs, managing brokerage platforms, mentoring teams, and optimizing transactions.

As a Tax Senior Specialist, you will ensure compliance and accuracy in tax calculations, manage filings and audits, and coordinate transfer pricing while maintaining internal controls and supporting financial transparency.

The Global Internal Communication Expert will craft internal narratives, drive employee engagement, oversee communication strategies for transformations, and ensure messaging alignment across regions.

The role involves leading integrated marketing campaigns for international expansion, owning sponsorship strategy, managing stakeholders, and driving AI-powered marketing workflows.