Cristiano G.Data Engineer
Skills
Experienced Back-end Analyst and Developer with over a decade of expertise in project execution and legacy system maintenance. Proficient in utilizing a diverse array of tools and technologies to deliver robust and scalable backend solutions.
Senior Systems Analyst
2/1/2015 - 11/1/2021
Managed the maintenance and advancement of various legacy systems and spearheaded new development projects. Demonstrated technical expertise in Java EE, WebSphere, Spring (including Boot, Data, and Web), Struts MVC, EJB, Hibernate, JPA, and Maven. Gained extensive experience with JSF, RESTful APIs, Microservices, and leveraged tools like Postman and SoapUI for WebServices (SOAP). Proficient in version control systems SVN and Git, as well as CDI and Continuous Integration practices. Utilized front-end technologies such as Bootstrap, jQuery, JavaScript, JSON, and Ajax. Exhibited strong database management skills with platforms including DB2, SQL Server, MySQL, and Oracle. Excelled in legacy system maintenance and developed effective team leadership abilities.Senior Systems Analyst
12/1/2011 - 1/1/2015
Experience began with supporting legacy systems, followed by an assignment to project development, which eventually led to project leadership roles. Developed proficiency in Java EE, WebSphere, Struts MVC, EJB, Rest API, and Microservices. Demonstrated expertise in WebServices, SoupUI, and Version Control using PVCS, SVN, and Git. Ensured smooth continuous integration processes. Provided system support and leadership to development teams.Senior Systems Analyst
4/1/2011 - 11/1/2011
Developed expertise in maintaining and evolving legacy systems across various technologies. Gained experience in JEE, WebSphere, Struts MVC, EJB, and WebServices. Utilized SoapUI for testing and debugging web services. Regularly interfaced with other outsourced companies and clients to ensure seamless service delivery and effective communication.Senior Systems Analyst
6/1/2010 - 12/1/2010
Developed and supported mobile and web systems with a strong focus on JEE and iPhone (Objective C). Gained extensive experience in Java Enterprise Edition (JEE) for backend development, ensuring robust and scalable server-side applications. Excelled in Objective C for iPhone application development, delivering high-performance and responsive mobile apps. Demonstrated technical expertise in creating seamless integrations between mobile devices and web services, contributing to the deployment of user-friendly and efficient applications.Senior Systems Analyst
4/1/2006 - 12/1/2009
Specialized in the maintenance and evolution of legacy systems utilizing various technologies. Gained expertise in JEE development, specifically using WebSphere and RAD7. Worked extensively with EJB and WebServices, and demonstrated proficiency in UML Modeling. Ensured effective version control and collaborative code maintenance using PVCS, CVS, and SVN. Additionally, developed solid skills in COBOL/CICS.Mid-Level Systems Analyst
1/1/2006 - 4/1/2006
Developed expertise in supporting and evolving legacy systems using a variety of technologies. Gained significant experience in JEE development and proficiently utilized Rational XDE for modeling tasks.Mid-Level Systems Analyst
1/1/2005 - 12/1/2005
Contributed to the development of web and mobile systems in the telecommunications sector with a strong focus on J2EE, JPA, SAT, and WAP. Utilized UML Modeling for designing system architectures and workflows. Enhanced technical proficiency in Java-based enterprise applications, while also specializing in data persistence and mapping through JPA. Gained comprehensive experience in Short Message Service Application Toolkit (SAT) and Wireless Application Protocol (WAP), which facilitated the development of robust and scalable telecommunication solutions.Junior Systems Analyst
1/1/2004 - 12/1/2004
Gained expertise in the support and evolution of legacy systems using a range of technologies, including UML data modeling and various components of the J2EE platform such as JSP, Servlets, Struts, Hibernate, and EJB. Developed familiarity with the Eclipse IDE for development tasks. Demonstrated strong capabilities in working with DB2 for database management and utilized iReport / JasperReport API along with JFreeChart for reporting and data visualization. Managed and deployed applications on servers such as Tomcat, JBoss, and IBM WebSphere. Ensured version control and collaborative development using CVS.
Bachelor in Information Systems at Estácio de Sá University
2003 - 2008Web Services Technology at Federal University of Rio de Janeiro
2005 - 2006UML for Components at Federal University of Rio de Janeiro
2005 - 2006J2EE Technology at Federal University of Rio de Janeiro
2005 - 2006Design Patterns for Components at Federal University of Rio de Janeiro
2005 - 2006Cambridge IELTS at Viva International College – Brisbane, Australia
2010 - 2010General English at Shafston International College – Brisbane, Australia
2010 - 2010
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