He has worked with specialty coffee since 2011. In 2017, he was the Brazilian champion of aeropress. In 2019 he opened the coffee shop and roasting Cafe Ao Leu in Rio de Janeiro, elected the best coffee of Rio de Janeiro by Veja Rio magazine. In 2022, he was elected barista of the year by the same magazine. He bought a farm in Caparao, in the state of Espírito Santo, and his first harvest was the eighth best coffee of Brazil in the contest—Coffee Of The Year 2021. Leo continues to share the results and experiences of his coffee studies.