Job Description

Smadex is a leading advertising technology company founded in Barcelona in 2010 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are one of the top mobile ad-tech companies in the world and the largest Demand Side Platform (DSP) based in Europe, with our revenues over +$100M and consistently growing +40% YoY over the past years. And with an incredible 100% growth last year.

Our mission is to continue to improve our ad-tech platform, especially the core of it, our algorithms, to help our clients achieve their programmatic advertising campaign goals. We want to give our employees a job they’ll love, where they will be challenged to improve results through real-life engineering and data analysis and where everyone’s implication has an impact.

We are looking for a Growth Data Scientist Lead to work closely with internal and external teams to help advertisers achieve their business goals and improve the effectiveness of Smadex Ads. The candidate should be communicative and analytical, in order to answer the complex questions that Product and Campaign performance are facing. For this purpose we use tons of data available to get powerful insights to resolve them, creating effective strategies to help improve the Smadex platform!

This is a full-time position based in Barcelona.

Your tasks and responsibilities:

• Lead a dedicated team of 3-4 analysts, providing the technical vision, project oversight, and mentorship required to ensure the team delivers high-impact results.
• Dive deep into complex datasets—covering the behavior of millions of users and apps worldwide—to extract actionable learnings that inform high-level strategy and stakeholder understanding
• Partner with business and technical teams to drive rigorous analysis and testing, identifying key opportunities to maximize the performance and effectiveness of Smadex campaigns.
• Collaborate with stakeholders to channel market insights and performance data into our roadmap, directly influencing Product and ML strategies to enhance our platform's capabilities.

Skills and requirements:

• +5 years of experience as a Data Analyst / Data Scientist
• Experience Leading a Team
• Bachelor's or Master's Degree in a Quantitative Field (Engineering, Statistics, Mathematics, Data Sciences,.)
• Strong problem-solving skills, ability to formulate questions, run analysis to articulate a recommendation.
• Proven working knowledge of Python, SQL and large data sets, understanding of analytic methodologies for data evaluation.
• Excellent verbal and written communication skills, with the ability to present analysis and conclusions.
• Strong knowledge and experience of statistical concepts and hypothesis testing.
• Knowledge of the ad-tech industry is highly preferred.

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain won't be considered.

What is in it for you:

• Integrate a highly motivated and young team.
• Great compensation package.
• Top location at the heart of Barcelona in a penthouse office with a rooftop terrace, barbeque, and a fully stocked fridge.
• Work from home: 2 days/week
• Private Health Insurance
• Access to LinkedIn Learning
• Meal vouchers - Tickets Restaurant monthly allowance.
• Monthly gym allowance: Choose between DiR Gym and Wellhub
• Monthly TGIF events.
• Regular team-building events.
• Fun and friendly work environment with talented marketers and engineers from over 40+ countries
• And more!