Use to ETL with Pentaho and Talend; Datasteward. Programming with Java EE and Android Native. Unit tests with JUnit, mocks with Mockito. Development of database with entity-relationship models, relational models and normalizations, queries and subqueries in tools such as Snowflake, MongoDB, MySQL, Oracle SQL, SQL Server and SQLite. Development of webservices in SOAP and REST protocols. Using integration applications such as Oracle Service Bus. Knowledge of agile methodology Scrum, also in processes such as analysis, decision requirements, developing documentation creation software and work performance as a researcher in projects.