Systems programmer may refer to two types of jobs in an oganization:
1) a person who writes system programs, or
2) a person who oversees the computer systems and is responsible for the installation and integration of new hardware and software.
Tag A tag, in computer programming, refers to a command inserted in a document that specifies how the document, or a portion of the document, should be formatted.
Tags are used by all format specifications that store documents as text files.
This includes SGML and HTML. It may also refers to mark a section of a document with a formatting command.