Blockchain jobs involve developing new ways to use blockchain technology or helping companies, governments, and organizations apply existing blockchain technologies to their operations. Your duties as a blockchain developer include creating or testing code for applications that interact with and utilize the blockchain in financial, business, or data processes. You work with engineers, architects, and others who have the qualifications and skills to develop applications and software solutions that use blockchain technology. Journalists and marketing professionals may have job responsibilities involving writing about or promoting cryptocurrency products and developments. Some companies specialize in operating computers that process and record blockchain transactions.