A person who types quickly and accurately on a keyboard. Historically common in clerical work, it can denote a professional skilled typist.
彼女はベテランのタイピストで、文字入力が非常に速い。
She is a veteran typist and types extremely fast.
大学時代、事務所でタイピストのアルバイトをしていた。
When I was at university, I worked part-time as a typist at an office.
現代では『タイピスト』より『データ入力者』や『秘書』と呼ばれることが多い。
Nowadays, the role is more often called a 'data entry clerk' or 'secretary' than 'typist.'