Senior Data Scientist
Role details
Job location
Tech stack
Job description
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Use and build new predictive models to innovate and optimize customer experiences, revenue generation, data insights, advertising targeting and other business outcomes
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Be an out-of-the-box problem solver who is passionate about applying data science techniques and innovate thinking to our unique data to help our clients both innovate and solve the problems they face
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Leverage AI coding tools (e.g., GitHub Copilot, Claude Code, Cline, OpenAI Codex) to accelerate development
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Apply data science and GenAI techniques to analyze transaction data and deliver actionable client insights
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Build agentic AI systems with multi-step reasoning, tool use, and memory for complex payment decisioning workflows
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Work with your data science colleagues as well as other teams across Visa to guide the critical thinking for our clients by using the data and tools available to you
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Connect with clients as well as client teams regarding the results and strategic recommendations advised by your analyses
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Develop visualizations to make your sophisticated analyses accessible to a broad audience
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Find opportunities to craft products out of analyses that are suitable for multiple clients
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Work with partners throughout the organization to explore opportunities for using Visa data to drive business solutions
Requirements
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2 years of work experience with a Bachelor's Degree or an Advanced Degree (e.g. Masters, MBA, JD, MD, or PhD), * 3 or more years of work experience with a Bachelor's Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD)
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2+ years' experience in data-based decision-making or quantitative analysis, including exposure to LLMs and GenAI applications
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Bachelor's degree in an analytical field such as statistics, operations research, economics, computer science or many others (graduate degree is a plus)
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Experience in understanding and analyzing data using Python or Other statistical software
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Experience with extracting and aggregating data from large data sets using SQL, Hive, Spark or other tools
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Experience and comfort with machine learning techniques and accompanying packages.
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Experience with LLM orchestration frameworks (LangChain or similar), vector databases, and embedding models
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Competence in Excel, PowerPoint and Tableau
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Previous exposure to financial services, credit cards or merchant analytics is a plus, but not required