expression
it's not a problem; it's no big deal; can be easily beaten or bettered
Casual expression meaning something is not a problem or can be easily surpassed. Often used when comparing oneself to someone else or when dismissing a difficulty. The なんて part adds a nuance of 'such a thing' or 'that kind of thing'.
See also: 目じゃない
あいつなんて目じゃないよ。
That guy is nothing; I can easily beat him.
このくらいの仕事なんて目じゃない。
This much work is no big deal.