Dr Ramirez graduated in 1986, obtaining his DDS degree from the Javeriana University in Colombia. Afterwards, he completed a Pediatric Dentistry Diploma in Mexico. Dr Ramirez interest includes guiding craniofacial growth and development in children. Thus, he trained in Orthodontics in Brazil, as well as completed a Master of Dental Sciences and Doctoral degree (PhD) in Oral Biology in Australia. He also holds a Master degree focusing in Craniofacial Pain and Sleep Apnea from Tufts University in Boston, USA.

Beside his extensive experience treating children, Dr Ramirez has been an academic in USA and Canada. He became a fellow of the Royal College of Dentist of Canada in 2012 and recently moved to Ontario, where he practices, while continue associated with the Faculty of Dentistry, University of Manitoba in Winnipeg, Canada. He is also a fellow of the Royal College of Dental Surgeons of Ontario and a member of the Ontario Dental Association and the American Academy of Pediatric Dentistry.

He is a member of the editorial board of the Journal of Dentistry and Oral Health and the Journal of Orthodontic Science and Practice. He is the author of the book "Early Treatment of Malocclusions: Prevention and Interception in Primary Dentition", as well as co-author of the book "The Trainer System: A myofunctional approach to treat malocclusions". He investigates on Craniofacial Growth and Development, the Patho-Physiology of Functional Disorders in the Cranio-Cervico-Mandibular system and how the craniofacial structures are modified by functional appliances. Dr Ramirez and his wife Fabiola have two boys who recently graduated as engineers at the University of Toronto. During his free time, Dr Ramirez lectures nationally and internationally on his area of expertise training his colleagues on how to address those developing problems at an early age. He is advocated to preventing before treating.