Data Science Summer Internship (for students graduating in 2027)

Please only apply if you meet eligibility requirements.

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. 

Team Description 

Visa Consulting and Analytics (VCA) is the consulting arm of Visa, and drives tangible, impactful results for clients. Drawing on our expertise in consulting, data analytics, technology, payments and economics, VCA solves the most strategic problems for our clients. VCA's core client segments include issuers, acquirers, merchants, Fintechs, payment enablers and governments. 

As a Data Science Intern in Warsaw, you will support the client-facing Data Science Lab team in the European region for 11 weeks during summer. You will assist in developing and delivering analytics-driven strategies and solutions for Visa’s external clients. This internship offers hands-on experience in applying data science techniques to real-world business challenges.

Your responsibilities will include:

• Supporting the design and implementation of data-driven solutions for Visa clients.
• Assisting in data preparation, analysis, and visualization to uncover insights.
• Learning and applying predictive modeling and machine learning techniques under guidance.
• Collaborating with VCA consultants and internal teams to understand business requirements.
• Participating in meetings and discussions to translate client needs into actionable analytics.
• Documenting methodologies and maintaining project records.

This role provides exposure to end-to-end project delivery, from gathering requirements to presenting insights that enable data-driven decisions.

Principal Responsibilities

• Assist in promoting data science solutions to solve business challenges.
• Support development of predictive models and machine learning applications.
• Analyze VisaNet data to identify trends and opportunities.
• Create visualizations and dashboards to communicate insights effectively.
• Collaborate with internal and external stakeholders on project requirements.
• Contribute to automation and process improvement initiatives.

What we’re looking for:

• Permanent right to work in Poland.
• Currently pursuing a degree in a quantitative field (Statistics, Mathematics, Computer Science, Economics, Engineering) with expected graduation in 2027. Available for a summer internship starting in June or July 2026.
• Fluent in Polish and English.
• Strong interest in data analytics and consulting.
• Familiarity with Python or similar programming languages.
• Basic understanding of SQL and data manipulation.
• Knowledge of predictive modeling and machine learning concepts is a plus.
• Ability to communicate clearly and work collaboratively in a team environment.

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.