Luis Sosa is a QA Engineer at ArkusNexus since November 2018, specializing in the creation, execution, and maintenance of test cases for Android and iOS applications, utilizing various testing methods including Integration, Regression, end to end, and smoke tests. Prior to this role, Luis served as an SD Analyst at NEORIS from May 2016 to November 2018, where responsibilities included analyzing requirements, creating test matrices, conducting black box testing for point of sale systems, validating financial transaction messages for major certifications, and improving software development processes to enhance validation efficiency. Luis holds a degree in Computer Science Engineering from the Polytechnic University of Sinaloa, completed in 2016.