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F. Javier Pulido is a seasoned Senior Data Engineer with extensive experience in managing data pipelines and analytics across various industries. Currently employed at Busuu since May 2021, F. Javier specializes in maintaining both batch and real-time data processes. Previously, F. Javier held multiple roles at Telefonica from January 2019 to May 2021, focusing on data engineering and analytics using technologies such as Python, PySpark, and Google Cloud Platform. F. Javier also contributed to Tuenti, working on ETL processes and data integration from July 2015 to January 2019, and has significant experience in BI and Big Data consulting. Academic qualifications include master's degrees in Information Systems and Data Science from Universidad Rey Juan Carlos and Universidad Nacional de Educación a Distancia, complemented by specialized training in Google Analytics and Tag Manager.