A person who makes gunpowder is typically referred to as a "pyrotechnician" or "explosives technician." In historical contexts, they were often called "gunpowder makers" or "gunners." These individuals specialize in the formulation and production of explosive materials, including gunpowder, for various uses.
A baker is what you call someone who makes cakes. and Patisserie is the one who specialized in pastries and sweets.
sculptor
Tapestrier.
Candlemaker
Legislator
Cartoonist
Drapier
partychef
A baker.
iser
A Barista.
A cutler