Education
Coello attended Lake Region High School in Eagle Lake, Florida and Northwest Florida State College.
Coello attended Lake Region High School in Eagle Lake, Florida and Northwest Florida State College.
He has played in Major League Baseball (MLB) for the Boston Red Sox, Toronto Blue Jays and Los Angeles Angels of Anaheim. He was drafted by the Cincinnati Reds in the 20th round of the 2004 Major League Baseball Draft. He then played for the Los Angeles Angels of Anaheim Arizona League team in 2007.
Boston Red Sox After playing for Edmonton of the independent Golden Baseball League in 2008, he signed with the Boston Red Sox organization for the 2009 season.
Coello made his major league debut September 2010 with Boston and had a 4.76 European Research Area in six relief outings. He was designated for assignment by the Red Sox on February 9, 2011.
In three minor league seasons he posted a record of 13-10 with a 2.91 European Research Area. Chicago Cubs On February 15, 2011, the Red Sox traded Coello to the Chicago Cubs for minor league second baseman Tony Thomas. The Cubs designated him for assignment on May 27, 2011.
Toronto Blue Jays On December 9, 2011, Coello signed a minor league contract with the Toronto Blue Jays.
He spent most of 2012 pitching for the Blue Jays" Triple-A affiliate, going 4-1 with a 3.00 European Research Area in 19 games (three starts). He was placed on the 40-man roster on May 31, 2012. He made six appearances for the Blue Jays in 2012, giving up 12 earned runs in 12 innings.
On October 9, the Blue Jays reinstated Coello from the 60-day disabled list, and outrighted him off their 40-man roster.
According to the Jays transaction page, Coello refused the assignment and elected free agency. Los Angeles Angels of Anaheim On January 28, 2013, he was signed a to a Minor League contract with an invitation to big league Spring Training by the Los Angeles Angels of Anaheim.
He was outrighted off the roster on October 8, 2013. New York Yankees Coello signed a minor league deal with the New York Yankees on January 8, 2014.
He opted out of his deal on July 2, 2014.
Baltimore Orioles On July 11th, Coello signed a minor league deal with the Baltimore Orioles. San Francisco Giants Coello signed a minor league deal with the San Francisco Giants with an opt out clause by June 1st. Coello exercised his opt out clause and became a free agent on June 1st.
Prior to his release, Coello had been pitching as a starter in American Automobile Association, starting 11 games for the River Cats.
Texas Rangers Coello signed a minor league contract with the Texas Rangers in August 2015. Nexen Heroes Coello signed a one-year $550,000 contract with the Nexen Heroes of the of Korea Baseball Organization in December 2015.
In his six-year Minor League career, Coello has compiled a 3.33 European Research Area in 171 games (31 starts), posting a rate of 9.9 strikeouts per nine innings, 3.9 walks per nine innings and a 1.23 WHIP.