I once had an internship in University where I was solely responsible for a $250k contract (which took 3 months to complete). Furthermore, that contract was a

I once had an internship in University where I was solely responsible for a $250k contract (which took 3 months to complete). Furthermore, that contract was a gating feature to a larger ($4M) contract for the company. The only way to appreciate the value you bring to the company is to involve yourself with the business operations, talk to your PM and sales/marketing people (this has the bonus of helping you understand what they do, a perspective sadly absent on most devs). Keep track of everything.