He earned his diploma in Urbanism at Universidade Federal do Rio de Janeiro. In the 1980s he begn his research into the urban-social division between Rio’s favelas and the rest of the city. He was commissioned by the City Hall in 1993 to work on more than twenty projects of the Favela-Bairro Program. This “slum to neighborhood” project was based on interventions to "potentialize" social structures. Since 2007 Jáuregui has been working on two large-scale urban redevelopment projects in Rio de Janeiro—Complexo do Alemão and Complexo Manguinhos—that are being opened in 2010 by the Lula Government. Jáuregui was the recipient of the Veronica Rudge Green Prize in Urban Design from Harvard University's Graduate School of Design in 2000.