Lexicographer:
A writer of dictionaries; a harmless drudge that busies himself in tracing the
original, and detailing the signification of words.

computer scientist: | kəmˈpjuːtə ˈsaɪəntɪst |
A writer of computer programs; a harmless drudge that busies himself in
tracing the bug, and detailing the significance of bits.

Shamelessly taken and slightly modified from Samual Johnsons
"Dictionary of the english language" 1755