Joonas Lehtinen, CEO at Vaadin, PhD

Joonas Lehtinen has a PhD in computer science and is one of the core developers of Vaadin, a Java-based framework for building business-oriented Rich Internet Applications. Joonas has been developing applications for the web since 1995 with a strong focus on Ajax and Java. He is the founder and CEO of ITMill, the company behind the Vaadin framework.