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Luis Ramos Barreiro has a diverse work experience spanning over several industries. Luis began their career in 1990 as a Graphic Production Supervisor at Soluciones - Cromolito Casas, where they managed and configured pre-press and graphic production systems. Luis then worked at Cascade Sys. as a Solaris Graphic Systems Support Engineer from 1994 to 1999. At Oracle Corp., they served as a Solaris - UNIX Technical Support Specialist from 1999 to 2011, delivering professional services and outsourcing tasks for various customers. From 2014 to 2017, they worked as a Solaris - Unix - Senior Technical Support Engineer at Tata Consultancy Services. Luis then joined Gfi España as a System admin UNIX/Linux from 2017 to 2019, where they worked with Exalogic, Exadata, Oracle Private Cloud Appliance (PCA), Linux, and Solaris. After that, they worked as a Senior Infrastructure Engineer at Indra from 2019 until October 2019, providing support, administration, and project deployment for more than 90 customers. Currently, Luis is working at Stromasys as an EMEA Field Engineer, playing a significant role in virtualization and system enhancement, particularly for PDP-11, Digital VAX and Alpha, HP 3000, and SPARC servers.

Luis Ramos Barreiro obtained a degree in "Ingeniero Técnico en Informática de Gestión" from the Universidad Nacional Experimental de Guayana, specializing in "Ingeniería informática," from 1988 to 1992.

In addition to their formal education, Luis Ramos Barreiro has obtained several certifications. These include "AWS Concepts" from Linux Academy in September 2018, "RHCSA" from Red Hat in September 2017, "Red Hat Sales Specialist - Automation" from Red Hat in February 2019, and "Red Hat Sales Specialist - IT Automation and Management" from Red Hat in February 2019. Luis has also achieved an "EFSET Quick English Check - Score: Advanced/Proficient (CEFR C1/C2)" certification from EF Education First, although the specific date is not provided.