Tribunal de Justiça do Pará is a Court of Justice. As a public employee, I am responsible for maintaining, patching and monitoring Oracle and PostgreSQL databases. It's very common to implement performance and tuning at database and SQL levels.

Assigned at Banco da Amazônia, a financial institute, I was responsible for maintaining Oracle products like Oracle RAC, Oracle Database, Oracle Collaboration Suite, Oracle Application Server and Siebel CRM. It was very common to work with performance and tuning at database, SQL and application levels.

I designed a 80-hour Linux Administration course content and trained three classes.

Assigned at Secretaria de Estado da Fazenda do Pará (SEFA-PA), I was responsible for maintaining the Network Environment and support Linux Operating System for Oracle Database and Application Servers.

DIRECTBR was an Internet Service Provider with about 400 Access Points installed. I was responsible for Network and Linux Administration.

Nautilus was an Internet Service Provider with dial-up modems. It was my first contact with Network and Linux Administration.