Given that job posting for data scientists increased 15,000 percent between 2011 and 2012 alone, according to FICO, if you're not looking for a career as a data scientist, then maybe you should be, VentureBeat reported. Data scientists are the people who can understand and provide meaning to the piles and piles of data that companies collect and keep nowadays. "Big data" is the buzzword that represents those piles - tons of information about customers, products, and habits, that may one day help people sell advertising, build better merchandise, or even save lives. But they can't do any of that if there isn't a data scientist who can look at the data and say, "This is important. Check out this trend."