Senior AI Engineering Lead — Data Scientist

NLP PEOPLE; Dublin; On-site; EUR 110,000 - 150,000; Full time

Job summary

Mastercard’s AI Centre of Excellence is building the next generation of AI capabilities using large-scale transaction data, ML, and foundation models. You will lead the development of advanced ML solutions across domains, guiding projects from concept to production with measurable business impact.

The role emphasizes applied machine learning leadership over conversational AI, collaborating with cross-functional teams to deliver scalable AI initiatives.

Qualifications

• Bachelor's degree in a quantitative field.
• 8+ years in ML, data science, AI, or analytics.
• Experience deploying ML models in production.
• Experience leading technical projects or teams.

Responsibilities

• Lead design, development, and deployment of ML solutions.
• Define modelling approaches, experiments, and success metrics.
• Apply embeddings and modern ML to improve performance.
• Drive projects from problem definition to deployment and impact.
• Mentor data scientists and AI engineers.

Skills

Machine learning

Python

SQL

ML frameworks

Transformers

Communication

Leadership

Education

Bachelor's degree

Master's/PhD preferred

Tools

Databricks

Spark

Azure

AWS

GCP

Job description

Mastercard’s AI Centre of Excellence is building the next generation of AI capabilities using large-scale transaction data, ML, and foundation models. You will lead the development of advanced ML solutions across domains, guiding projects from concept to production with measurable business impact.

The role emphasizes applied machine learning leadership over conversational AI, collaborating with cross-functional teams to deliver scalable AI initiatives.