He has been associated with the ministry from a very young age. He has interdisciplinary training in food technology engineering in 1981 and obtained a license to work in food plants at the University of Puerto Rico that same year. He is an engineer by profession and a pastor by vocation.

​

His theological studies include a university degree in Theology (summa cum laude) at the National Evangelical University of the Dominican Republic, a master's degree in Ministry with a mention in Pastoral  at the Nazarene University of Olivet en_cc781905-5cde-3194- bb3b-136bad5cf58d_ Illinois, United States and a Doctorate in Ministry from Fuller Theological Seminary in Pasadena, California.

​

He was officially installed as pastor of the Emanuel Hispanic Church of the Nazarene in the city of Toronto in 1997, a thriving and vigorous congregation that honestly preaches the gospel message and is transparent in its administration.

Starting in 2001, Pastor Fernández began to publish the books The Sign of the Nails (2001), A Rumor Is Heard (2003), Apocalypse Soon (2004) and Cadesh-Barnea (2006), which have been tools for growth and affirmation for believers and non-believers.  He has contributed three chapters to urban ministry training books in the United States and Canada and written hundreds of articles for newspapers and magazines.

​

In 2005 he launched the evangelistic project Come and See, which has become the strategic vision of the church to win and retain souls for the Kingdom of God, while all the people who get involved can be busy in the work of the Lord. . He likes to share the word of God with brothers and colleagues in the ministry.