Franco is a former International Racquetball Federation (IRF) World Champion in Men's Doubles, winning the title in 2014 with Alejandro Herrera.

In 2018, Franco became the first South American to win a tournament on the International Racquetball Tour (IRT), when he won the March Madness event in San Antonio.

[2] Two years after beginning to play Franco competed at the IRF World Junior Championships in 2007, when he lost in the Round of 16 in Boys 14 and under to Mexican Daniel de la Rosa.

[3] In Boys U14 Doubles that year, Franco and Juan Felipe Garzon lost in the quarterfinals to Bolivians Carlos Keller and Jorge Luis Michel, who went on to win the division.

[7] However, he got on the podium for the first time, as Franco and Garzon upset the Mexican team of Jaime Martell and Salvador Ortiz in the quarterfinals of Boys U16 Doubles.

[12] In his final year of juniors in 2012, Franco was a bronze medalist Boys U18 Singles, as he defeated Canadian Samuel Murray in the quarterfinals, but lost to the USA's Jose Diaz in the semi-finals.

[15] Franco played both Men's Singles and Doubles at the 2012 Pan American Championships in Temuco, Chile, where he reached the Round of 16 in each event.

[19] In doubles, Franco and Juan Herrera defeated Venezuelans Cesar Castillo and César Castro, 15–6, 7–15, 11–3, in the quarterfinals, but then lost to Mexicans Gutierrez and Javier Moreno, 15–6, 15–9, so they were bronze medalists.

At the 2014 Pan American Racquetball Championships in Santa Cruz de la Sierra, Bolivia, Franco played Men's Singles and Doubles.

[24] Thus, Franco had some international experience coming into the 2014 IRF World Championships in Burlington, Ontario, Canada, but he wasn't one of the top seeds in either singles or doubles.

[26] They defeated Mexico's Álvaro Beltrán and Edson Martinez, 15–14, 6–15, 11–9, in the quarterfinals, Bolivians Mario Mercado and Conrrado Moscoso, 15–11, 15–2, in the semi-finals, and then the home country team of Canadians Mike Green and Vincent Gagnon in the final, winning 15–11, 15–5.

[27] Franco and Herrera's gold medal was the 1st won by South Americans in any division – singles or doubles, men's or women's – at the IRF World Championships.

At the 2015 Pan American Championships, Franco narrowly missed out on the medals in Men's Singles, as he lost to Jake Bredenbeck of the US, 13–15, 15–7, 11–10, in the quarterfinals.

[28] In Men's Doubles, Franco and Juan Carlos Torres lost to Dominicans Ramon De Leon and Luis Perez, 15–11, 14–15, 11–8, in the quarterfinals.

In the 2016 Pan American Racquetball Championships in San Luis Potosí, Mexico, Franco played Men's Singles and Doubles.

Franco and Mario Mercado also reached the quarterfinals of IRT Doubles at the 2016 US Open, losing to Jake Bredenbeck and Jose Diaz, 15–13, 10–15, 11–7.

However, in the Men's Team event Colombia defeated Canada in the quarterfinals, and upset the two time defending gold medalists Mexico in the semi-finals to set up a showdown with Bolivia in the final.