LinkedIn

LinkedIn () is an American business and employment-oriented social networking service used globally. The platform is primarily used for professional networking and career development, as it allows jobseekers to post their CVs and employers to post their job listings. As of 2026, LinkedIn has more than 1.2 billion registered members from over 200 countries and territories. It was launched on May 5, 2003, by Reid Hoffman and Eric Ly, receiving financing from numerous venture capital firms, including Sequoia Capital, in the years following its inception. Users can invite other people to become co

SlideShare is an American hosting service, now owned by Scribd, for professional content including presentations, infographics, documents, and videos. Users can upload files privately or publicly in PowerPoint, Word, or PDF format. Content can then be viewed on the site itself, on mobile devices or embedded on other sites. SlideShare also provides users the ability to rate, comment on, and share the uploaded content. Launched on October 4, 2006, the service positioned itself to be similar to YouTube, but for presentations. The company was acquired by LinkedIn in 2012, and then by Scribd in 202

online education company