Data Scientist / ML Engineer

All The Hires
full time Barcelona, Catalonia Mathematical Science Occupations
Posted:
March 01, 2026
Location:
Barcelona, Catalonia, Spain

Job Description

Our customer is a product company with a truly global presence, specializing in mobile app monetization. They provide a platform that helps developers grow their businesses through intelligent mediation and cutting-edge data tools. The team is composed of international professionals dedicated to building history-defining solutions for the mobile industry.

As they scale, they need a Data Scientist/ML Engineer to bridge the gap between complex datasets and actionable ad-tech performance. You will join the Barcelona-based team to build the intelligent systems that optimize ad targeting and bid strategies for thousands of apps globally.

What You'll Drive

  • Optimize Ad Efficiency: Design and deploy end-to-end models that directly improve ad targeting, bid strategies, and campaign ROI
  • Scale Intelligent Systems: Develop high-performance data science solutions from initial analysis through to ...

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Job Overview

Job Type: full time
Location: Barcelona, Spain
Posted: March 01, 2026
Deadline: April 10, 2026