cowboy builder

Translations
недобросовестный строитель
Be careful not to hire a cowboy builder for the renovation.
Будьте осторожны, чтобы не нанять недобросовестного строителя для ремонта.
Definitions
A 'cowboy builder' refers to a construction worker or contractor who operates without proper qualifications, licenses, or adherence to building regulations, often delivering substandard work and cutting corners to save time and money.
Words
cowboy

adjective
недобросовестный
builder

noun
строитель