Tallosi, aged 25, started his career on November 2013. Although still relatively close to the start of his career, his record stands at 4-2-0 and Tallosi will want to add some more wins to that throughout the next stage inhis career. He started his best winning streak on November 2013 however, this came to an end on June 2014. In this period he won a total of 4 fights.
In his first fight in November 2013, Tallosi defeated Laszlo robert Balogh in a 4 round fight. The fight went the full distance and secured Tallosi his first win and distance win to kick of his pro career. Tallosi went on to win his next 3 fights taking his record to 3 wins.
On May 23rd, 2015, Tallosi took on and was defeated by Devis Boschiero in his first career defeat meaning his career tally went to 4-1-0. Tallosi faced the first defeat of his career against Devis Boschiero in the 4th round of a 0 round fight via TKO.
Tallosi's next defeat of his career came against Renato De donato on September 26th, 2015. Tallosi struggled from the off with De donato, suffering his 2nd stoppage defeat out of 6 career fights. The latest loss on Tallosi's journey came via KO in round 4.