Based on the description provided, Roberto is likely high in agreeableness, which is one of the Big Five factors of personality. People who are high in agreeableness tend to be considerate, cooperative, and compassionate towards others. They are generally more concerned with maintaining social harmony and avoiding conflict, which is consistent with Roberto's behavior of trying to avoid conflict and being easy to talk to. Additionally, people who are high in agreeableness are often described as pleasant to be around, which again fits the description of Roberto provided.