Lead Data Scientist (AdTech)

Our valued customer is looking to strengthen their Data-centric Barcelona location with an experienced, hands-on leader to guide their top-notch Data Science team.

Your primary mission is to drive the data science vision for the ad-tech and revenue optimization products. This role is critical for ensuring our models and data pipelines remain effective in a dynamic landscape, directly impacting our mission to redefine mobile app monetization.

It’s a US-based product company specializing in mobile app monetization. They operate globally, with main offices in Poland, Spain, and the USA, supplemented by remote team members around the world.

Note: Have to be based in or ready to relocate (sponsorship provided) to Barcelona, Spain.

What You’ll Drive

• Set the technical vision and strategic direction for the Data Science team, ensuring your work directly aligns with business goals for revenue optimization.
• Lead the development and deployment of scalable, high-impact machine learning models for ad targeting, bid strategy, and performance analysis.
• Mentor and develop the data scientists on your team, fostering a collaborative culture of innovation and continuous growth.
• Guarantee the efficiency, relevance, and scalability of data pipelines and models in a high-volume production environment.
• Collaborate effectively with cross-functional product and engineering teams to translate complex business challenges into actionable data science projects., You will lead the Data Science team and be responsible for guiding the growth and development of its members, while maintaining a hands-on approach. This role involves close collaboration with product, engineering, and other business units to define the data science roadmap and ensure its alignment with company goals.

You will have the autonomy to oversee the full lifecycle of model development, from concept and research to production deployment, fostering an innovative and results-driven environment for your team.

Important: There is a mandatory hybrid 4+1 in-office arrangement at least for the first 3 months for a more seamless and efficient onboarding, which has been empirically proven to work best for new members. After that, more flexibility is possible upon agreement with the team and management.

• You have 5+ years of experience in data science, preferably within a product-focused environment.
• You bring 2+ years of experience specifically within the AdTech domain.
• You have a proven track record of leadership, with at least 2 years of experience guiding and managing data science teams.
• You are proficient in Python and SQL, alongside data manipulation frameworks like PySpark and Pandas.
• You possess hands-on experience training DNN models using libraries such as PyTorch, Hydra, or Comet.
• You are skilled in using cloud services to support data infrastructure, particularly AWS.
• You are based in Barcelona, Spain, or are willing to relocate for this role.

A comprehensive benefits package, including:

• Medical Plan: Full private health insurance with 24/7 digital access, video consultations, and home-based care
• Mental Health: Access to psychology sessions and preventive care
• Professional Development: Budget for courses, conferences, learning tools, and professional subscriptions
• Lifestyle Support: Support for sports, language courses, commute reimbursement, and free lunches at the office

• Work-Life: Flexible work arrangements

• Dedicated professional development opportunities and clear career growth prospects
• The opportunity to work on high-impact, cutting-edge projects within the global mobile app industry
• A collaborative and inclusive work culture that values innovation.

What Happens Next

• Screening call with our team if your application matches our benchmark criteria
• HR interview with the customer’s in-house recruiter
• “Bar-raiser” stage, where you will speak with a VP-level company member and a tech lead about cultural values, leadership principles, combined with some hard skill checks
• Technical interview with the team involving coding and practical problem-solving questions
• Final interview with the Hiring Manager

Sounds like a plan? Join us and help shape the future of mobile app success.

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