In 2017, at the age of 18, Javier created the Amaqtedu association together with Elizabeth de la Oliva. This organization develops artistic training programs for homeless people with the aim of helping them in their labor reinsertion. They have worked with more than 500 homeless people during the last 3 years. With it they have received one of the Startup Programme Awards, the Madrid Community Award for Young Creators and other awards. In addition, in 2021 they published the book "Amen sin tilde" to finance the purchase of a house for homeless people in 2022.