Application Developer, Database Administrator,interface design consulting and Project Manager in a wide variety of business applications. Particularly interested in client/server and relational database design using Oracle, My SQL or MS-SQL Server.I have been working with Oracle database since 1994. In 2000 I created a PL/SQL Web Toolkit based framework for Oporto University (in Portugal) that supports the Information System used (SIGARRA). This system supports all the academic and human resources and some accounting processes.SIGARRA interfaces with the e-learning web application Moodle and WebCT; with the Print Management Software Equitrac Express installed in Oracle and MS SQL databases; Aleph library system; DSpace and Primavera accounting software. My main areas of expertise are SQL, PL/SQL (including the PL/SQL Web Toolkit), performance, and Web interfaces (HTML, XHTML and JQuery).I help Steven Feuerstein maintain the Quest Error Manager Utility (QEM), a freeware error management utility, and the Quest Error Manager Utility Community forum. I also share some of my knowledge in my blog: http://oracleblues.blogspot.com and participate mainly in the forums of the gUPo (Portuguese group of users of Oracle) and Quest’s SQL Navigator tool.Some my published academic articles can be downloaded at https://sigarra.up.pt/feup/pt/publs_pesquisa.querylist?P_CODIGO=246350Specialties: Oracle DB, APEX, PL/SQL, SQLXML, HTML, JavaScript, JQuery, CSS,Web, Web, Internet, accessibility, Interface Design & Usability