SAN FRANCISCO--(BUSINESS WIRE)--ClearSlide, the leading sales engagement platform, today announced the appointment of Raj Gossain as vice president of product. As an 18-year technology industry veteran, Gossain has extensive background in mobile, web application software, and SaaS products at companies including Cisco Systems, Cisco WebEx, Yahoo!, Netscape, AOL, and Opsware. Gossain will lead ClearSlide’s product team focusing on strategic innovation, product excellence and intuitive user-exper