There were some questions and an exam at home. The exam was very difficult I didn't expect a Math exam, they are very easy questions; however, the time is very limited. If you are not prepared before you will fail, as I did.

Prueba de inglés y de aptitudes. Piden nivel avanzado de inglés, no es excesivamente difícil. Entrevista con recursos humanos y con personal del departamento al que hayas aplicado. Entrevista con manager en inglés.