Visa france
AI

Senior Data Scientist

Visa france · Paris, A8, FR

Actively hiring Posted 10 days ago

Role overview

About Us

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

*Job Description

What it's all about –

What you'll work on

  • Develop and deploy analytical models and techniques for internal use and client engagements. ================================================================================================
  • Work with large datasets, extracting and manipulating data using standard tools. ====================================================================================
  • Analyze, clean, and visualize large data sets. ==================================================
  • Prepare data for predictive modeling by parsing and aggregating incomplete or unstructured sources. =======================================================================================================
  • Develop and validate advanced analytics models and algorithms. ==================================================================
  • Apply Visa’s data and analytics capabilities to implement consulting solutions. ===================================================================================
  • Present innovative ideas to improve business practices. ===========================================================
  • Conduct client-specific portfolio analysis, including proprietary data. ===========================================================================
  • Lead knowledge transfer to support solution implementation. ===============================================================
  • Document all projects, including code and relevant materials. =================================================================
  • Optimize code for critical business processes. ==================================================
  • Design and build dashboards using tools like Tableau or Power BI. =====================================================================
  • Identify opportunities to automate repeatable analyses or streamline solutions. ===================================================================================
  • Communicate complex concepts and analytical results clearly and effectively. ================================================================================

What we're looking for

What we’re looking for: Experience integrating data from various sources for risk assessments. Proficiency with tools such as Hadoop, Spark, Python, SAS, and SQL. Advanced skills in analytics and statistical modeling (e.g., regression, clustering, classification). Experience developing machine learning models (e.g., Random Forest, SVM) using Python or R. Skilled in data visualization tools like Tableau and Power BI. Strong project management and organizational abilities. Familiarity with Agile methodology and scrum practices. Demonstrated accountability in delivering projects on time and achieving desired outcomes. Effective collaboration and interpersonal skills. Fluency in French (C1 level or higher) is required

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