Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are a fully transparent platform built with top technology, countless programmatic management features and powerful machine learning algorithms to help advertisers grow their business at scale. We are currently considered one of the top mobile ad‑tech companies in the world.

As a Senior Data Analyst, you won’t just analyze data, you will actively shape the future of our mobile advertising platform. You will sit at the intersection of product, engineering, and business, transforming raw behavioral data from millions of general users into scalable strategies. We are looking for a high‑caliber professional who thrives in ambiguity, sets high analytical standards, and translates complex insights into product decisions.

This is a full‑time position based in Barcelona.
- Own the analytical loop that influences our Product and Machine Learning strategies. Use data to identify untapped opportunities and define what we build next.




- Design, execute, and evaluate sophisticated experimentation frameworks (A/B testing, multivariate testing) to measure the impact of new product features and ML algorithms.
- Establish and govern key performance frameworks to align cross‑functional teams on what success looks like.

Scalable Analytics & Frameworks
- Build reproducible data models, frameworks, and processes that allow the company to scale decision‑making without reinventing the wheel.
- Design high‑impact data visualization assets that democratize data access and enable self‑service insights for both technical and commercial stakeholders.

Cross‑Functional Leadership
- Act as the strategic data partner for engineering, product, and business teams, translating deep technical findings into actionable, high‑level business recommendations.
- Raise the bar for analytical rigor across the organization, mentoring junior team membe

📌 Senior Data Analyst (Barcelona)
🏢 Smadex
📍 Barcelona