Claire Vo, cofounder and CEO of Experiment Engine, courtesy photo

Optimizely, based in San Francisco, announced Wednesday it has purchased Austin-based Experiment Engine.

The financial terms of the deal were not disclosed.

Experiment Engine, a graduate of the Austin Techstars program, creates tools and services that help companies test products online.

Claire Vo, Experiment Engine’s CEO and Founder, will join Optimizely and continue to manage the product and team through the integration; several Experiment Engine team members will also join Optimizely full-time.

In November of 2014, Experiment Engine raised a $1 million seed stage round from Founder Collective, Mercury Fund and Austin angel investors Dan Graham, cofounder of BuildASign and Rony Kahan, cofounder of

Optimizely creates platforms for companies to experiment with customers. Experiment Engine worked as a technology partner with Optimizely. It used Optimizely’s open developer platform to build its solutions.

“Together with Experiment Engine’s tools for experimentation project management, reporting and analysis, and program oversight, Optimizely will be even more powerful for organizations to run experiments, share information more efficiently and iterate faster than ever before,” according to a news release.

“Enterprises become leaders by embracing experimentation in every aspect of their business, from product development to customer experience,” Dan Siroker, co-founder and CEO of Optimizely, said in a news release. “As the pace of experimentation increases, there’s a greater need for coordinating and managing programs across multiple stakeholders and various levels within the organization. Several of our customers are already using Experiment Engine, so it’s a natural fit to integrate our products. With Optimizely and Experiment Engine joining forces, our enterprise customers will be able to enable thousands of collaborators to work together to deliver tens of thousands of experiments per year.”

Optimizely’s customers include ABC, Atlassian, eBay, FOX, IBM and The New York Times.