Upwork Inc. operates digital marketplaces that connect businesses with independent talent and agencies globally, offering platforms for freelance, agency, fractional, and payrolled work arrangements. The company's core Upwork Marketplace uses AI-powered matching to help clients across all sizes find skilled professionals across thousands of skill categories, while a separate Lifted subsidiary serves enterprise customers managing complex contingent workforce arrangements. Upwork generates revenue primarily through service fees charged to both talent and clients, supplemented by marketplace monetization products, talent memberships, payment processing fees, and enterprise subscription services for Lifted.