trader

a person who buys and sells goods, especially in large quantities or for a business

comerciante, negociante, trader (específico)

• a trader in something

Collocations oil trader · stock trader

• He is a coffee trader based in London.

  Es un comerciante de café con sede en Londres.

a person who buys and sells goods or services, especially in a market or online platform

comprador-vendedor, trader (en mercado)

• trade something for something

Collocations market trader · online trader

• She is a market trader selling fresh produce.

  Ella es una comerciante de mercado que vende productos frescos.