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Juan Antonio Valderas Molina has worked for several companies since 2005. In 2005, they worked for Construcciones Juymar as a Software Engineer/Family Business Company, where they were responsible for equipment maintenance, installation, and retrieval, as well as software development for the company's needs, database administration, and developing Android applications for internal use. In 2014, they worked for Axesor as an Ingeniero Informático de Gestión (Prácticas)/Bussines Software Engineer, where they were responsible for planning and executing marketing campaigns, maintenance, management, and processing of large-scale databases, and Neolane V6: JavaScript + SQL Transact + HTML + XML. In 2015, they worked for IBM as an Analista Programador (Banco Popular) in the Department of Architecture of Banco Popular, where they were responsible for software for offices and branches. Juan Antonio also worked for VASS as an Analista Programador, where they were responsible for developing web applications with RestFull services. In 2016, they worked for Samelan, Proveedor de Servicios Tecnológicos as an Analista - Full Stack Developer, where they were responsible for Maven + Spring 3 MVC + Hibernate + Spring Data JPA + Spring WebFlow + Spring Security + Boostrap + HTML5 + JQuery + JSTL + MYSQL. In 2017, they worked for Eurobits Technologies as a Software Engineer (Backend), where they were responsible for Proyecto: eFactura, Plataforma de Facturación electrónica. Finally, they are currently working for HeyTrade as a Backend Team Lead and a Backend Software Engineer, where they are responsible for HeyTrade Broker: Stocks, ETF’s, Crypto… Microservices, hexagonal, DDD with kotlin. Spring framework. PSD2, Payments (PIS): Open Banking.

Juan Antonio Valderas Molina completed a Bachelor's degree in Ingeniería informática from Università degli Studi del Sannio-Benevento between 2011 and 2012. Prior to that, they attended the Conservatorio Profesional de Música de Jaén from 2005 to 2007 and obtained a Trombonista 2º Grado medio. Juan Antonio also earned an Ingeniero Informático de Gestión from Universidad de Granada between 2007 and 2013. Additionally, they have obtained certifications from API Addicts, such as API OWNER and API Owner especializado en APIGEE, and a Hackaton UGR from the Universidad de Granada.