• Developed ticketing and accounting applications with SOLID principles, by using Spring Framework, dependency injection, Thymeleaf, Spring MVC and ORM, using Hibernate Framework and Spring JPA• Created REST Web Services using Swagger documentation from scratch• Consumed third party API efficiently with FeignClient.• Configured PostgreSQL - the database for the project and established a connection using Spring Data JPA• Performed unit tests with Junit and Mockito with 90% test coverages• Built microservices from the scratch and increased performance in 5%• Deployed project in CI/CD process via Docker, AWS and CircleCI• Maintained the project with team according to Agile ceremonies• Implemented Jackson library for JSON serialization and deserialization in the project

Developed technical documentation to guide future software development projects.• Analyzed to identify any gaps or issues with business requests and improved the applications with new features.• Develop reports and information management process using general programming skills, SQL and database analytics.• Understands current and web technologies to provide technical assistance in developing service applications and analyzing database designs.• Develop applications to increase department efficiency and improve maintenance of the electrical power system under the control of the company.

- Lead the team to operate the power plant system connected with the national system in Brazil- Made decisions and provided recommendations about appropriate repair techniques for plant equipment to peers, supervisors, plant management- Planned, prioritized, assigned, supervised, and reviewed the work of staff involved in a variety of engineering tasks related to the operations and maintenance of generation equipment- Worked collaboratively with compliance personnel to ensure implementation of regulatory requirements do not adversely impact operations