($YHOO) Yahoo on Monday named Marissa Mayer the company’s new president and CEO. Mayer was one of the earliest employees with Google, joining the Internet giant in 1999 and becoming the company’s first woman engineer. “I am honored and delighted to lead Yahoo!, one of the internet’s premier destinations for more than 700 million users,” Mayer said in a statement. “I look forward to working with the Company’s dedicated employees to bring innovative products, content, and personalized experiences to users and advertisers all around the world.” Yahoo’s co-founder David Filo said, “Marissa is a well-known, visionary leader in user experience and product design and one of Silicon Valley’s most exciting strategists in technology development.” Mayer will begin her new job on July 17th.