Refers to the person who creates or authors something, especially documents, software, or formal works. More specific than 作者 (which leans toward artistic works) and 著者 (which leans toward written publications).
The creator of this document is Mr. Yamada.
Please contact the software's author.
implementor-name
Compound of 作成 (sakusei, 'creation, preparation') + 者 (sha, 'person'). The reading is regular on'yomi.