Avalara connects businesses to more than 1,400 systems to automate tax compliance around the world. It’s a massively complex ecosystem that spans ERP systems, finance platforms, and compliance tools, all talking to each other. For Chief Strategy and Product Officer Jayme Fishman, the path forward is modernizing how Avalara builds. His mandate is to drive digital transformation, with a sharp focus on AI and innovation. Enter Vercel’s v0, which translates plain language into working prototypes. Within months, the team built two new patent pending products—and along the way, changed how the company builds.

Before v0, bringing an idea to life required a mountain of slides, careful specs, and ample interpretation. Fishman might have a strong vision, but getting started meant writing everything down, then waiting for designers and engineers to bring it to life. “It could be a significant delay before we even had a conceptual mock-up.” That changed overnight. One of Avalara's biggest challenges was supporting customers who could be plugging into more than a thousand different systems. "We could provide technical documentation and show customers what to do," Fishman said, "but we…