Amazon.com Inc. AMZN, +0.66% said Tuesday it will create 600 new jobs in Toronto, as part of its expansion of its Toronto Tech Hub. The new jobs will be in fields including software development, machine learning, cloud computing, digital advertising and artificial intelligence. The e-commerce giant said it has opened a new 113,000 square-foot facility in downtown Toronto. The new jobs will add to the 800 corporate employees the company already has in Toronto, and over 10,000 employees it has across Canada. Amazon's stock was up 1.5% in premarket trade, putting it on track to snap a three-session losing streak in which it tumbled 8.6%. Over the past three months, the stock has plunged 21.6% while the Nasdaq Composite COMP, +0.36% has shed 15.1% and the Dow Jones Industrial Average DJIA, +0.19% has given up 10.1%.