The company reported better-than-expected results for its third quarter.Shares of Upwork (UPWK -3.91%), the online employment marketplace, popped this week after the company reported sales and earnings that were better than Wall Street's consensus estimates and after management issued strong guidance for the full year.Upwork's shares were up 12% as of this writing, contributing to the stock's 30% gain over the past 12 months.Upwork impresses with latest quarterly results Investors were optimistic about Upwo ...