Those interested in pursuing a career as a blockchain developer should have a basic knowledge of information technology, data security and computer science. An understanding of distributed systems, networking, cryptography and data structures would be a plus. Blockchain developers handle the entire life cycle of a blockchain application. This means you'll be responsible for the research as well as the execution of the application. They create the architecture of the system, make smart contracts, and optimize the protocols. Some of the basic skills that will aid in becoming a successful blockchain developer are: Strong background in software development. Experience working with open-source projects. Experience working with large codebases. There are numerous data points which testify to the growing demand and salaries for blockchain developers.