Senior Data Analyst (AdTech)

TL;DR

Senior Data Analyst (AdTech): Building and optimizing scalable reporting solutions and automated dashboards for an advertising platform with an accent on data modeling and governance. Focus on designing production-grade data models using dbt and translating complex datasets into actionable business insights.

Location: Hybrid in Barcelona, Spain (3 days per week in office)

Company

A global adtech company powered by Persona Intelligence, enabling brands and agencies to activate persona-based strategies across channels.

What you will do

• Design and scale automated dashboards and analytics solutions for ad platform performance, campaign delivery, and user engagement.
• Lead initiatives to define data standards, enforce quality checks, and document data lineages as part of the Global Analytics team.
• Build and optimize production-grade data models using dbt to ensure efficient transformations.
• Partner with Product Managers and Client Services to translate technical metrics into scalable business solutions.
• Analyze large-scale clickstream and transactional datasets to identify inefficiencies and optimize ad revenue.

Requirements

• 5+ years of experience in Data Analytics, Business Intelligence, or Analytics Engineering, ideally within AdTech.
• Proven hands-on experience with dbt and cloud data warehouses such as Snowflake, BigQuery, or ClickHouse.
• Expert-level SQL skills for managing complex, large-scale clickstream or transactional datasets.
• Advanced proficiency in BI tools like Omni, Tableau, Looker, or Power BI.
• Strong understanding of data quality frameworks, data governance principles, and version control (Git).
• Must be based in or able to work hybrid in Barcelona.

Culture & Benefits

• Flexible hybrid working model with a 3-day in-office baseline to drive synergy and real-time problem solving.
• Access to a modern analytics stack and best-in-class data infrastructure.
• Inclusive culture that celebrates authenticity and provides equitable voice to all team members.
• Opportunity to directly influence platform evolution and optimize global business decisions.