• Business support in public finance for test and requirements teams;• Validation of artifacts from system requirements: use cases and business rules; • Acting as Product Owner, directing the evolution of the system and defining the core functions of the product;• Provided budgets to fulfill requests for cost estimates made by public agencies in the bidding process;• Modeling of business processes;

• Setting up the requirements for the project SIGEF (Integrated Planning and Fiscal Management of the State of Santa Catarina - Brazil);• Preparation of use cases, diagramming the business process and modeling business objects for the SIGEF project template, covering modules of Public Accounting, Cost Accounting, Budget Execution, and Execution of Financial and Public Debt;• Specification projects using UML artifacts; • Implementation of continuous integration process for building automation and deployment of components in the NET platform;• Automation of load and stress tests, aiming to analyze the performance of the application;• Definition of architecture for bookkeeping entries (.NET and PL/SQL)• Implementation of plug-ins for automatic generation of class and sequence diagrams for the Enterprise Architect tool.• Resolve PL/SQL to calculate the amortization schedule for financing public debt.• Development of models and Entity Relationship for SIGEF system;• Construction of PL/SQL loading routines for accounting, adjustments, and reports;• Analysis of the performance of SQL queries in Oracle database using the tool "tkproof ".• Updating of physical model in the Oracle database on Approval and Production environments• Monitoring the operation of the Oracle database on Approval and Production environments. • Modeling denormalized views for ETL processes for the infrastructure of Oracle Discovery• Development of ETL processes using Pentaho Data Integrator (Kettle)

• Survey of the Requirements and Estimating Software for project proposals;• Migration of architecture (J2EE-Java 2 Enterprise Edition) and the maintenance of the project management system to the Datasul SA group;• Analysis, design and construction of internet banking functionality for Bradesco Group, integrating J2EE architecture and mainframe routines; • Development of XDoclet templates to generate Java source code;

• Construction of business components with EJB (Enterprise Java Beans)• Development of web applications using JSP (Java Server Pages) and Struts framework; • Definition and implementation of J2EE design patterns;• Construction of interface components using JSP tag libraries;• Modeling Database - ORACLE;• Developing procedures for Oracle Database (PL-SQL);• Integration between Java and PL-SQL components;• Automation of collection and deployment using Apache ANT;