Attending meetups isn't really that useful; it's mainly about observing more project teams, seeing what they're talking about, and what they're doing.

Realizing that English speaking skills are still quite important, but it's okay—just greeting them and listening to what they say is enough.
For me, the most important thing is the experience.
After 20 years, I finally got to the Sailboat Hotel from the textbooks; some people had been there when I was still studying.