After several years (1993–2000) of immersion and studies in Rishikesh and Pune (India), Alexis decided to dedicate his life to the practice, study, and teaching of Iyengar Yoga.

He has been a certified teacher since 1997 by the Ramamani Iyengar Memorial Yoga Institute (RIMYI), founded by B.K.S. Iyengar in Pune. He was the founding director of the Iyengar Yoga Study Centre in Brussels.

Alexis teaches in Spanish, English, and French.