In your case, you are fluent in German and English, so you should have no problem. Plus, you are from Jiaotong University, so you can find a better job. I study Japanese, and my school is average. After an interview, Midea asked me to go to the overseas sales department. These big companies pay attention to your practical ability. For example, when he interviewed me, he asked me to translate beautiful brochures on the spot, which made me dizzy.
In short, strength plus more attention to business etiquette is no problem.