noun
techie; technician
Colloquial term for a person skilled in technology, especially computers or electronics. Often used casually among peers.
彼は社内で一番のテッキーだ。
He's the biggest techie in the company.
テッキーな友達にパソコンの設定を手伝ってもらった。
I had a techie friend help me set up my computer.