Development of softwares for Telespazio's clients and for internal processes automation.Use of Vue.js + Vuetify + Vue Router to deliver great frontend web pages to present and manage key enterprise data and to improve client relationships.Use of Java Spring Boot + Spring Data + Hibernate + Postgres/Sql Server to develop automations for internal process.Use of Kafka to process event streams to integrate the applications used by Telespazio.Use of JUnit framework to test specific use cases in a white box level and Spring test framework (MockMvc) to test use cases in a black box level.Use of Javers framework to audit modifications in the database informations.

Development of Smart Cities Web Systems using AngularJS in the frontend, Java Spring + Hibernate frameworks in the backend;Modeling and indexing data using Solr NoSQL technology;Use of JUnit framework to test specific use cases in a white box level;Websocket technology to process and send real time data to the system;System integrations using ServiceMix;Features implementation using asyncronous programing in Node.js.

Systems Analyst allocated in the area of ​​extraction and production of Petrobras, manipulating GIS information through the use of Java with Swing and Java2D for GUI, JDBC to connect to the database and subversion for version control. Using most GoF design patterns. Using Tomcat to test applications by Java WebStart and Maven for configuration of the system's deployment. CORBA programming, developing service contracts using interface description language (IDL) for the communication of the application with the services published on the Petrobras bus through the use of JacORB. Using Oracle SPATIAL library for geometries spatial queries associated with information of extraction and production for Petrobras. Use of JUnit and TestNG frameworks to implement automated unit tests suites.

Travis-QoS Project: Development of wireless Java clients for PDA hardware using JVM IBM J9, AWT graphical API, semaphores, Java threads and the java.net package to receive video on demand from dedicated servers using TCP connections for authentications and UDP to receive video streaming.

Development of modules of DETRAN system to control traffic tickets using web Java platform with JSP, JavaScript, HTML and servlets in the client's side. Use of JDBC for data base connections and ORACLE SQL queries to retrieve traffic tickets informations. Use of MVC architecture to build the system's modules and DAO pattern to abstract the data base connection logic . Use of the JFreeChart API to build traffic tickets reports.