A full stack programmer is an all-round developer who is experienced in many areas of software development and often has an accompanying or management function. He is familiar with both frontend and backend and ideally masters all common programming languages. As software and programming language all-rounders, full stack developers combine the skills of backend developers and frontend developers, but are also capable of taking on the tasks of system administrators, data scientists and machine learning developers. They can work in all fields of software programming and development.