Based in
Bogotá, she is affiliated with the
Atletas con Porvenir running club. and competed at both the
Pan American Junior and
South American Junior Championships. At the Pan American event she was third in the
1500 metres and at the South American competition she was the runner-up in the
3000 metres steeplechase and bronze medallist over
5000 metres. She moved up in age category at the
2004 South American Under-23 Championships in Athletics and took third over 1500 m and broke the
Colombian national record in the steeplechase with a time of 10:24.09 minutes for second place. She traveled to Europe to compete at the
2004 Ibero-American Championships in Athletics and ran a personal best of 9:36.86 minutes for the
3000 metres. Caballero's first senior medal came at the
2005 South American Championships in Athletics held in
Cali, where she was the bronze medallist in the steeplechase. She repeated that feat at the
2005 Bolivarian Games. She never participated in international competition from 2006 to 2009 and re-emerged in 2010, focusing on longer distance races. She won a 5000 m and
10,000 metres double at the Colombian Championships in 2010. She won the 5000 m bronze at the
2010 Ibero-American Championships in Athletics with a personal best run of 15:50.18 minutes. As national champion, she represented Colombia over the long-distance track events at the
2010 Central American and Caribbean Games. She became the CAC Games champion in the 10,000 m and was elevated to the silver medal in the 5000 m after the disqualification of
Rachael Marchand. She began competing in
road running events towards the end of the year, placing second at the Medellín
half marathon with a run of 73:18 minutes (a Colombian record) and winning the Bogotá 12K. She ran a half marathon best of 72:35 minutes to take seventh at the
Rock 'n' Roll Philadelphia Half Marathon. An appearance at the
2011 Pan American Games saw her increase her track medal haul, as she placed third in the 10,000 m and also managed sixth in the 5000 m. She ran at the 2012
New York Half Marathon, but finished 26th in a high calibre field. ==Achievements==