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Antônio Cesar has over 20 years of professional experience in the technology industry. In 1999, they began their career as an Analista de Sistemas at BDO Directa Brasil. In 2001, they moved to G&P where they acted as Gerente de Desenvolvimento de Sistemas, working on projects for Alcatel and BM&F. That same year, they joined PFM Consultoria e Sistemas as Project Manager, Software Architect, and Sr. Web Developer. In 2003, Antônio Cesar began working at Risk Office as Consultor de Sistemas de Gestão de Riscos Operacionais and Gerente de Sistemas. In 2015, they became Owner and Sr. Java Web Developer at W3 Sistemas. In 2017, they began working at ClickBus as Tech Lead API Java and at PagSeguro UOL as Sr. Java Developer. Currently, Antônio Cesar is CTO and Sr. Software Engineer - Tech Lead at Cayena.

Antônio Cesar completed a Bachelor's degree in Computer Science at Universidade de Marília between 1994 and 1997. In 2005, they obtained a Postgraduate degree in Technology Information Project Management from Instituto de Pesquisas Tecnológicas - IPT/USP. Between 2011 and 2012, they studied Webmaster, Java and Object Orientation (FJ11), Specialized Application Web Developer (FJ21), Persistence with JPA and Hibernate (FJ25), Web Laboratory with JSF and CDI (FJ26), Web Designer (WD43), Advanced Web Designer (WD47), and Spring Framework, Spring MVC, IoC and Security (FJ27) at Caelum Ensino e Inovação. Additionally, they have obtained numerous certifications from Alura Cursos Online and Amazon Web Services (AWS) between 2017 and 2020.