noun
person who is good at their job; competent worker
Slang abbreviation of 仕事ができる(人). Casual, often used in workplace or social media contexts to praise someone's work ability.
あの新人、しごできだね。
That new hire is really good at their job, huh.
しごできな人に仕事を任せたい。
I want to leave the work to someone who's competent.