Principal ML & AI Scientist

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Essential Functions

• Develop and apply cutting-edge algorithms and models, ranging from classical machine learning to deep learning techniques, including advanced neural network architectures such as Transformers, Graph Neural Networks (GNNs), and other emerging paradigms.
• Pioneer and apply novel data science, deep learning, and AI methodologies to address unique business challenges and drive innovation.
• Stay up-to-date with the latest research in machine learning, deep learning, and neural network architectures, integrating relevant advancements into business solutions.
• Build, experiment with, and implement statistical, machine learning, and deep learning algorithms - including custom techniques as well as industry-standard tools.
• Devise and apply advanced methods for explainability and interpretability of deep learning models, including mechanistic interpretability and model transparency techniques.
• Develop and implement adaptive learning systems, as well as methods for model validation, A / B testing, and robust performance evaluation.
• Collaborate with data engineers, software developers, product teams, and business stakeholders to translate business requirements into impactful machine learning solutions.
• Communicate complex technical concepts, findings, and recommendations clearly to both technical and non-technical audiences.
• Work with both structured and unstructured data, experimenting with in-house and third-party datasets to evaluate their relevance and value for business objectives.
• Automate all stages of the predictive pipeline to streamline development and minimize manual intervention in both development and production environments.
• This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.

Qualifications

MS or PhD in a quantitative discipline such as Statistics, Data Science, Mathematics, Physics, Operations Research, Engineering, or a related field, with demonstrated strength in machine learning, deep learning, or equivalent practical experience.

7+ years of directly related experience applying data science and machine learning to solve business problems, with proficient Python coding skills and deep expertise in statistical analysis.

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

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