Ivan Teixeira is a Software Architect at SEFAZ - CE at SEFAZ - CE. Colleagues describe him as "Ivan Teixeira is an excellent work partner, playing as a real mentor in Java developing. His deep technical knowledge (JEE, CMMI process and software reuse) is complemented by natural hability to team management. Ivan is also a easy to handle and charismatic person, agregating the team work around him." and "Ivan is an easygoing work partner. He emphasizes his opinion and decisions by giving concrete references and literatures, this makes easier to work in teams. He demonstrates a full knowledge in his work area as also a broad view of many works areas and he is always seeking to stay up-to-date in state of art technologies."