Your tasks will include: * Develop and maintain client-side tracking scripts to capture user interactions across web and mobile platforms * Implement and optimise server-side tracking solutions for enhanced data accuracy and security * Design, implement and optimise advanced tracking solutions like Google Customer Match and Enhanced Conversions * Develop and maintain data pipelines to extract first-party data from the MMS Data Lake on Google Cloud * Integrate data through APIs with marketing platforms and partners * Collaborate with cross-functional teams including marketing, analytics and IT to ensure tracking requirements are met and aligned * Monitor, troubleshoot and resolve issues related to tracking and data collection * Maintenance of Channel Grouping & Attribution rules in Google Analytics and internal tracking technologies * Ensure compliance with data privacy regulations such as GDPR * Research and integrate new tracking technologies to enhance capabilities Your Profile * 3 – 5 years experience in Typescript, React and Angular * Familiarity with the Google Cloud Platform (or AWS or Azure), including BigQuery and related data services * Strong expertise in SQL * Understanding of API integration and RESTful services * Experience with digital marketing or tracking tools like Google Tag Manager, Google Analytics, Google Ads, Google Floodlights, Meta, TikTok or similar marketing platforms * Awareness of data privacy regulations and best practices What will you get in exchange? * Permanent Contract with end client * Hybrid Teleworking Model (4 days of TW per week) in Barcelona * Salary range: open, competitive and related to your experience * +27 days of holiday * Flexible remuneration * Career plan and salary reviews * Training budget