Education
She was educated as an economist at the University of Ukraine and was governor of São Tomé and Príncipe"s Central Bank from 1999 to 2005.
She was educated as an economist at the University of Ukraine and was governor of São Tomé and Príncipe"s Central Bank from 1999 to 2005.
She served as Prime Minister and Minister of Planning and Finance São Tomé and Príncipe from 8 June 2005 to 21 April 2006. Silveira declared that macroeconomic stability was her priority and made her mark by among others resolving the wage dispute with the unions in the public sector, securing assistance from the International Monetary Fund and obtaining an agreement with Angola on cooperation in the oil sector
Her term as Prime Minister ended after the 2006 parliamentary elections, when the opposition defeated the MLSTP-Social Democratic Party, and she was succeeded as Prime Minister by Tomé Vera Cruz in 2006.
Movement for the Liberation of São Tomé and Príncipe, Social Democratic Party.
Silveira, the country"s second female Prime Minister, is a member of the Movement for the Liberation of São Tomé and Príncipe-Social Democratic Party (MLSTP-Social Democratic Party) and was a member of the party executive board.