頑張ったことが成功するとすごく気持ちいいよね

Meaning
it feels great to succeed at something you worked hard for

Vocab used in this sentence

頑張る
try, try hard, insist, persist
the, was, ta, da, other
こと
that, thing, about, fact, matter
is, there, but, ga, will, however
成功
success, succeed, successful, successfully, hit, achievement, accomplishment
する
to, make, to do, to make, to perform, to conduct
and, with, if
すごい
amazing, great, awesome, incredible, crucial, tremendous, ghastly, frightful, terrific
気持ち
feeling, feelings, emotion, mood, temper, sensation
いい
good, nice, ok, great, okay, fine
the, yo, ll
ne, right, isn't it, don't you think, huh, aren't you

Jeffrey van Binsbergen won multiple awards showcasing his development skills.