Youth and college Mike da Fonte played his youth soccer with JBS FC a soccer club that was based out of Westchester County, New York. Following his youth career da Fonte played for
Bryant University in 2009 before transferring to
Longwood University for the 2010 season. In 2011, he transferred again, this time to the
University of Rio Grande, where he concluded his college soccer career. During his college career, he also played with the
Westchester Flames of the
Premier Development League during the 2012 season. He played as a
left back for Westchester appearing in nine matches and scoring two goals.
Professional In 2012, da Fonte went on trial with Portuguese First Division club
S.C. Olhanense, however due to the club's financial problems they were unable to sign him. However, he was signed by
S.C. Espinho of the
Portuguese Second Division. In his first year in Portugal, da Fonte became a starter for the club and appeared in 23 league matches scoring 1 goal. He scored his lone goal of the season on January 20, 2013, in a 1–1 draw with
UD Sousense. For the 2013–14 season da Fonte signed for
Juventude de Pedras Salgadas and made 23 league appearances for the club. Da Fonte returned to the United States and signed with
New York Red Bulls II for the 2015 season. He made his debut as a starter in the club's inaugural match, a 0–0 draw with the
Rochester Rhinos. da Fonte was named to the USL Team of the Week for his performance in a 1–0 victory over
Wilmington Hammerheads on June 13, 2015. Da Fonte moved across USL to
Sacramento Republic FC for the 2016 season. He signed with the Colorado Rapids early in the 2017 season. On February 10, 2018, da Fonte joined the
Phoenix Rising FC on loan for the 2018 season. Da Fonte was released by Colorado at the end of their 2018 season. Da Fonte signed with
OKC Energy FC on March 28, 2019. He was released at the end of the 2019 season, but re-signed with the club on September 2, 2020, for the remainder of the season. ==Personal life==