Data Engineering Intern: Build Pipelines & Insights

Mastercard; Greystones; On-site; EUR 16,000 - 20,000; Full time

Job summary

Mastercard offers an in-person six-month internship in Greystones, Ireland for an Intern, Data Engineering. You'll join a global team to learn data engineering practices while contributing to data pipelines, models, and analytics on real projects.

You will work with Python, SQL and potentially R, applying statistical methods and collaborating with cross-functional and international teams. Eligible students enrolled in a bachelor’s or accelerated master’s program, graduating summer 2028, starting

Qualifications

• Enrolled in a bachelor’s or accelerated master’s program, graduating summer 2028.
• Availability for a 6‑month internship starting February 2027.
• Experience or coursework in data science, data engineering, statistics, computer science, mathematics or related field.
• Experience with programming and/or querying languages such as Python, SQL, R or similar.
• Understanding of data structures, databases, data processing and/or data analysis concepts.
• Strong analytical and problem-solving skills.

Responsibilities

• Apply data, analytics, and technology to solve complex business problems and deliver meaningful insights.
• Gather, analyse and interpret data to identify trends, opportunities and solutions.
• Develop and support data-driven applications, models, tools and solutions.
• Design, build and maintain data pipelines, data models and scalable data processing solutions.
• Apply statistical, analytical, machine learning and/or AI techniques to real-world business challenges.
• Work with large and complex datasets across a variety of business and technology domains.
• Collaborate with cross-functional and international teams to deliver data and technology solutions.
• Translate business requirements into effective technical solutions and communicate findings clearly to both technical and non-technical stakeholders.
• Continuously explore and apply new technologies, methodologies and industry developments to improve data and AI capabilities.

Skills

Data science

Data engineering

Data analysis

Statistics

Problem solving

Education

Bachelor's or accelerated master's program

Tools

Python

SQL

R

Job description

Mastercard offers an in-person six-month internship in Greystones, Ireland for an Intern, Data Engineering. You'll join a global team to learn data engineering practices while contributing to data pipelines, models, and analytics on real projects.

You will work with Python, SQL and potentially R, applying statistical methods and collaborating with cross-functional and international teams. Eligible students enrolled in a bachelor’s or accelerated master’s program, graduating summer 2028, starting