What's the word?

suggested words: creator, designer, organizer, planner...

developer

/dɪˈvɛləpə(ɹ)/
/dɪˈvɛləpɚ/

noun

A person or entity engaged in the creation or improvement of certain classes of products.
    Synonyms:
A real estate developer; a person or company who prepares a parcel of land for sale, or creates structures on that land.
    Synonyms:
A film developer; a person who uses chemicals to create photographs from photograph negatives.
    Synonyms:
A liquid used in the chemical processing of traditional photos.
    Synonyms:
(dyeing) A reagent used to produce an ingrain color by its action upon some substance on the fiber.
    Synonyms:
A software developer; a person or company who creates or modifies computer software.
    Synonyms: