Chapinotti was a rising karting star in the global racing incubator of his native Brazil throughout the early and mid-1990s, with his father, Mauri, serving as his manager, mechanic and business manager. Bruno Chapinotti won championships while racing against – and beating – future elite open-wheel stars such as Felipe Massa, Bruno Senna, Nelson Piquet Jr., Cristiano da Matta, Antonio Pizzonia and Raphael Matos.