になれる (ni nareru): Being able to become
～になれる (ni nareru)
Meaning
Can become; be able to become
Formation and usage
Noun or na-adjective stem + に + なれる. なる becomes なれる in the potential form. Distinguish the separate verb 慣れる, to get used to.
Explanation
Ni nareru can be the potential form of ni naru: to be able to become something or reach a state. Distinguish it from ni 慣れる, meaning to get used to something; an action takes V-dictionary + no ni nareru.
Notes
The kana form can be confused with に慣れる. The potential meaning and the meaning of becoming accustomed are different.
Examples
努力を続ければ、きっとよい選手になれます。
If you keep working hard, you can surely become a good athlete.
この講座で、あなたも日本語教師になれるかもしれません。
Through this course, you may be able to become a Japanese teacher too.
この学校では、希望すれば図書委員になれます。
At this school, you can join the library committee if you wish.
彼とはよい友達になれると思います。
I think I can become good friends with him.
経験を積めば、チームのリーダーになれます。
By gaining experience, you can become a team leader.
How related patterns differ
ように marks a purpose directed toward a state or ability. ようにする means making an effort; ないようにする means trying to avoid something. になれる here is the potential of になる, not に慣れる meaning to get used to.