Although Sarah Olson is a senior at Massachusetts’ Worcester Polytechnic Institute (WPI) working toward dual bachelor’s and master’s degrees in computer science, she already has secured a job after graduation as a software engineer at Capital One Bank. Amid an environment of layoffs and shrinking IT jobs, Olson is one of the lucky ones.She credits her good fortune to an internship she had at the bank last summer, along with help from the non-profit organization Rewriting the Code, which supports...