To work for Disney is probably your ideal dream come true. To work for Disney as a 3D animator is prestigious and certainly not impossible. Most people that work for Disney showed signs of artistic talent at a young age. If you were determined at creating art during your childhood and now as an adult you still have that passion, w deserves a big congratulations. Animation, especially i love you heart animation takes time and dedication. You have probably heard a lot of people criticize your work, but the fact that you had perseverance and you kept going gives you an upper hand to nailing your job. It involves heart and that is a part of who you are.
