An architect
The person who erects buildings is typically referred to as a "builder" or "construction worker." More specifically, a "contractor" oversees the construction process, while an "architect" designs the buildings. Depending on their role, various professionals contribute to the erection of buildings, including engineers and project managers.
The medieval craftsman association was called a guild.
Artisanin the middle ages
Skilled craftsmen who erect buildings include various tradespeople such as carpenters, masons, electricians, plumbers, and roofers. Each specializes in different aspects of construction, contributing their expertise to ensure the structural integrity and functionality of the building. Architects and engineers also play crucial roles in the design and planning phases, collaborating with these craftsmen to bring the vision to life. Together, they form a skilled workforce essential for successful construction projects.
Craftsman.
A person who is skilled in a particular craft.
An artisan or craftsman, craftswoman are possibilities.
They saw a decline in wages.
The hard working skilled craftsman.
Craftsman.
well you call them hand artists
An apprentice , usually a teenager, is an individual learning a trade. The opposite might be thought of as a skilled tradesman , or skilled craftsman.