What are people who designed trees are called?

People who design trees, particularly in the context of computer science and data structures, are often referred to as "data scientists" or "software engineers." In a more artistic sense, individuals who create and design trees for landscaping or visual aesthetics may be called "landscape architects" or "horticulturists." In the field of genetics, those who design and study phylogenetic trees are known as "evolutionary biologists" or "systematists."