Cal.com

Cal.com is a SaaS company that provides an open scheduling platform enabling individuals, teams, and enterprises to book time without friction. The product powers a diverse set of customers, from startups to large enterprises such as Deel, Notion, Framer, and AngelList. Operating fully remote across more than ten time zones, Cal.com emphasizes asynchronous collaboration, high trust, and a people‑first culture. The engineering and design teams work on a shared open‑source component library called coss ui, built on Base UI, to deliver consistent, accessible, and performant user experiences. Employees enjoy uniform compensation regardless of location, generous paid time off, annual retreats, and the flexibility to shape their own work rhythms. The company values transparency, autonomy, and continuous improvement, making it an attractive place for designers and engineers who want to own end‑to‑end product experiences while contributing to a growing open‑source ecosystem.