Available to hire
I am Ruben Gutierrez, a senior data engineer focusing on designing scalable data systems and backend architectures. Over 6 years, I have built robust data pipelines and contributed to decision intelligence platforms, with strong expertise in Scala, Spark, Python, and cloud ecosystems (AWS, Azure, and GCP).
I lead data engineering initiatives, collaborate with cross-functional teams, and deliver in agile environments. I am passionate about turning complex data challenges into reliable, scalable solutions using modern tooling and best practices like TDD and Clean Code.
Language
Spanish; Castilian
Fluent
English
Fluent
Work Experience
Senior Data Engineer at Quantexa
April 1, 2024 - PresentDesigned and implemented distributed data pipelines and entity modeling for risk detection using Decision Intelligence platforms; optimized cloud-based data systems for performance and scalability.
Data Engineer Lead at Open Systems
April 1, 2024 - October 9, 2025Led data engineering projects for Orange (telco), handling backend logic and requirements gathering; built and maintained scalable pipelines using Scala and Spark on Cloudera, AWS and GCP.
Data Engineer at IBM – Bluetab
October 1, 2021 - October 9, 2025Migrated Python codebases to PySpark; developed reusable ETL libraries; implemented Scala/Spark-based improvements; built orchestration tools using Python and Jenkins.
Data Consultant at 2C Consulting
June 1, 2019 - October 9, 2025Engaged Santander (Bank) for task planning and feasibility analysis; performed data analysis and transformation to support models.
Intern at Capgemini - Altran
December 1, 2018 - October 9, 2025Web and mobile solutions development via microservices; service integration; participated in R&D projects following Agile and Kanban practices; worked with WildFly, Jenkins, GitLab, Jira, Angular, Spring, MySQL, Oracle, Talend, Tableau.
Senior Data Engineer at Quantexa
April 1, 2024 - PresentDesigned and implemented distributed data pipelines and entity modeling for risk detection using Decision Intelligence platforms. Optimized data systems for performance and scalability in cloud-based environments.
Data Engineer Lead at Open Systems
April 30, 2024 - October 9, 2025Led a team in data engineering projects for Orange (telco), handling both backend logic and strategic requirements gathering. Built and maintained scalable pipelines using Scala and Spark on Cloudera, AWS and GCP; collaborated with business teams to drive solution design and milestone delivery.
Data Engineer at IBM – Bluetab
October 31, 2021 - October 9, 2025Migrated Python codebases to PySpark; developed and maintained reusable libraries for ETL. Performed system improvements using Scala and Spark. Designed ETL processes for Naturgy and BBVA, and developed orchestrator tools using Python and Jenkins for automated deployments.
Data Consultant at 2C Consulting
June 30, 2019 - October 9, 2025Task planning and feasibility analysis. Analysis and transformation of data to carry out models.
Intern at Capgemini - Altran
December 31, 2018 - October 9, 2025Web and mobile solutions development through microservices architectures; integration of services with repository hosting and project planning. R&D projects and corporate solutions for customer–employee experience; agile and kanban methodologies.
Education
Masters in Big Data Architecture at KSchool
January 1, 2020 - January 1, 2021Bachelors in Computer Engineering at University of Málaga
January 1, 2012 - January 1, 2017Masters in Big Data Architecture at KSchool
January 1, 2020 - January 1, 2021Bachelors in Computer Engineering at University of Málaga
January 1, 2012 - January 1, 2017Qualifications
Industry Experience
Software & Internet, Professional Services, Telecommunications
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