The interview process involved:

• A first behavior round with a personality form.
• A second technology round to walk through your resume and ask follow-up questions related to your projects.
• A third technology round follow-up to ask very detailed questions in OOP.

Overall, the experience was very smooth, and the interviewer was nice and polite.

Tell me more about multithreading.

Tell me about dev modes in Java.

Tell me about safety issues in Java.

Tell me more about your biggest difficulties during your development.

Basically, I'm looking for Java tech questions in very fine detail.