The professional programmer who is involved in the actual programming of the Hadoop applications is a Big Data Developer. The job of a Big Data developer is similar to software developers, but Big Data Developer is responsible for developing Hadoop applications. To become a Big Data Developer, you need to be familiar with the concept of Big Data and how to find useful information from the data. Big Data Developer is responsible for operations on data such as storing, transforming, managing, and decoding it to avoid it from being destroyed.
If you want to become a Big Data Developer, check out this Big Data Course by Intellipaat.
You can watch this video on Big Data Developer to know more about the roles and responsibilities of a Big Data Developer: