Machine Learning Engineer

About the Position

Ipsos MMA is a leader in unified marketing measurement & optimization, recognized by Forrester and Gartner, which helps global brands plan, measure, and optimize investments. We are searching for a hands-on Machine Learning Scientist to help design our next generation of analytics systems.

As part of our NextGen investment initiative, we’re looking for experienced professionals eager to work in a dynamic, applied research environment centered on predictive analytics - developing the platforms that will shape the future of marketing analytics.

Responsibilities

• Designing complex analytics systems and custom modeling solutions for our NextGen modeling platforms
• Co-owning and driving our innovation agenda around unified marketing analytics: marketing mix modeling, attribution, and experimentation
• Developing, implementing, and testing machine learning and statistical algorithms
• Performing statistical analyses and evaluating new methodological approaches
• Authoring methodological and scientific documentation of models and approaches
• Collaborating with global data scientists and development teams to move ideas from research to production

Requirements

• Advanced degree (Master’s or Ph.D.) in machine learning, statistics, applied mathematics, AI, computer science, operations research, or a related quantitative field
• Deep foundations in probability, statistics, and machine learning, a genuine command of the underlying mathematics
• Hands-on experience designing and delivering custom analytics projects and complex analytics systems
• Coding experience (e.g., Python) sufficient to build prototypes and collaborate effectively with development teams
• Ability to write clear methodological and scientific documentation
• Strong curiosity to implement new approaches and challenge existing ones
• Collaborative team player, comfortable working alongside advanced data scientists and software engineers

Nice to Have

• Experience with AI, including large language models and generative or agentic systems, is a strong plus
• Familiarity with machine learning frameworks and libraries (e.g., PyTorch, scikit-learn, XGBoost)
• Numerical programming and knowledge of optimization methods to accelerate computations
• Prior exposure to marketing analytics or measurement is a plus, not a requirement
• Experience communicating technical tradeoffs to non-technical partners
• 3+ years of relevant applied research or analytics experience

We Offer

• Competitive salary range: PLN 20000 - 30000
• Remote work options

About the Company

Ipsos MMA is a leader in unified marketing measurement & optimization, recognized by Forrester and Gartner, which helps global brands plan, measure, and optimize investments.