What type of engineers are the characters from big hero 6?

In "Big Hero 6," the main characters are primarily depicted as young prodigies in various engineering fields. Hiro Hamada is a robotics engineer, focusing on creating advanced robotic technology. His friends, including GoGo Tomago, who specializes in mechanical engineering and transportation design, and Honey Lemon, who is a chemistry engineer, contribute their unique skills to the team's innovative solutions. Together, they blend engineering disciplines to tackle challenges throughout the film.