After playing for several youth clubs in Guatemala during his teenage years, Chang chose to come to the United States and was awarded a full soccer scholarship. His 4 years in the USA took place at Oral Roberts University, Tulsa. Chang was the team leader in goals and points during his freshman, sophomore and junior year. In 2006, he was named the 4th best freshman All-American in the NCAA. He was also named to the First Team All conference in the Mid-Conference. During his sophomore season at Oral Roberts he was also named to the First Team All Conference. His junior year he was named to the Second Team all conference in the Summit League. And in his Senior year he was the MVP at Oral Roberts University and was awarded with the Presidents Cup. He finished his college career at Oral Roberts ranking 3rd place all-time at ORU with 25 career goals. He also ranks seventh in the school history with 57 career points. Chang ranks in the ORU career top 10 in three categories. He is third in goals, seventh in points and 10th in games played.
Professional career
Antigua GFC
For season 2010–11, Chang returned to Central America and joined forces with US coach Jeffrey Korytoski at Antigua GFC. Chang scored his first professional goal on January 15, 2011 against Santa Lucia in the Guatemalan Second Division. Chang obtained two national championships with Antigua GFC in the second division of Guatemala and got promoted to the Primera Division in May 2011. In their first tournament in Primera Division in 2011–2012 Antigua GFC finished second in the regular season.
Aurora F.C.
Chang was sent on loan to Aurora F.C. in Torneo Apertura in 2012. Playing 25 games in the Primera Division Tournament. After the 2012 tournament Chang signed with Aurora F.C. for the 2013 Tournament. After playing with Aurora F.C. in 2013, Chang signed with Aurora F.C. for the 2013/2014 season. Chang played 2 games in the 2013/2014 season and was offered to go to Spain to play in the Primera Catalana
CE Tecnofutbol
Chang made his official debut in Spain on November 3. After playing the 2013/14 season with Spanish club CE Tecnofutbol, Chang had his contract renewed. Chang scored 10 goals in his first season with CE TecnoFutbol and scored 4 goals in his second season.
