Historically, it has been noted that as countries generate more wealth, the young and economically active population tends to become wage-employed, due to migration to urban areas and the growth of companies that generate jobs. In recent years, however, the economic recession that hit the world's largest economies, worsened by the Covid-19 pandemic, resulted in a transformation in the traditional job market, with the population of self-employed workers statistically surpassing that of salaried workers in many countries. This situation is in line with the current demographic transition and technological innovations that have been transforming the way we work. The confluence of these factors creates the so-called gig economy, the ongoing work trend that is shaping the future of work, characterized by flexibility.