Someone who makes bikes is typically called a bicycle manufacturer or bike builder. If they specialize in crafting custom bikes, they may be referred to as a custom bike builder or bespoke bike maker. Additionally, the term "frame builder" is often used for those who specifically design and construct the frames of bicycles.
There are shops that are specifically themed just to fix bikes. Most mechanics are also trained to fix bikes, but it is best to call and make sure there is someone on staff.
A baker is what you call someone who makes cakes. and Patisserie is the one who specialized in pastries and sweets.
Ideal who owns Fuji, Kestrel, and SE makes Windsor bikes. Ideal also makes bikes for Trek, Specialized, Cannondale, and Motobecane.
sculptor
Candlemaker
Cartoonist
Tapestrier.
Legislator
A baker.
partychef
iser
A cutler