In my experience (and what I've been taught): An engineer solves real world problems by using a methodology. e.g. the engineering method. http://www.eric.ed.go

In my experience (and what I've been taught): An engineer solves real world problems by using a methodology. e.g. the engineering method. http://www.eric.ed.gov/PDFS/ED276572.pdf http://www.eric.ed.gov/PDFS/ED276572.pdf, http://openlibrary.org/books/OL2558084M/Definition_of_the_engineering_method http://openlibrary.org/books/OL2558084M/Definition_of_the_en... A developer specializes in product development. A programmer writes programs, uses programming languages. I have never seen any reason that a person cannot be any combination of these, or none.