Machine Learning Engineer • Lead

Who you are

You have a strong background in machine learning and AI, with a focus on applied research and production systems. Your experience includes leading complex projects independently, where you've tackled ambiguous problems and delivered innovative solutions that drive business results. You are proficient in Deep Learning techniques and have hands-on experience with architectures like Transformers and Graph Neural Networks (GNNs). Your understanding of MLOps ensures that you can design models optimized for latency, interpretability, and cost-efficiency.

You thrive in collaborative environments, effectively coordinating with stakeholders across data, infrastructure, and product teams. Your ability to communicate complex concepts clearly allows you to bridge the gap between research and production, ensuring that your solutions are not only innovative but also practical and impactful. You are passionate about leveraging AI to enhance financial systems and improve user experiences.

What you'll do

In this role, you will lead high-impact research initiatives that focus on building and optimizing machine learning architectures for critical use cases such as credit scoring, recommendation systems, and real-time inference. You will be responsible for addressing complex modeling challenges, ensuring that your solutions are scalable and efficient. Your work will directly influence Nubank's decision-making processes and contribute to the overall success of the organization.

You will collaborate closely with cross-functional teams, guiding the implementation of your research findings into production systems. This involves designing architectures that respect MLOps constraints and ensuring that models are optimized for performance. You will also mentor junior team members, fostering a culture of learning and innovation within the AI Core team.

What we offer

Nubank provides a dynamic work environment where you can make a significant impact on the financial services landscape. We offer a hybrid work model that allows for flexibility while ensuring team collaboration. You will have access to various benefits, including a work-from-home allowance, gym partnerships, and a generous vacation policy. Our commitment to employee well-being and professional growth makes Nubank an exciting place to advance your career in AI and machine learning.