Salesforce is a cloud-based customer relationship management platform founded in 1999. It offers applications for sales, marketing, customer service, and other functions that are accessible online. The company has over 150,000 customers worldwide and its software-as-a-service model provides applications and updates without requiring customers to manage their own hardware and installations. Popular companies that use Salesforce include Amazon, Toyota, and American Express. Salesforce careers include roles in administration, development, architecture, marketing, and consulting with certifications available to demonstrate expertise.