Tan was born and grew up in Penang, Malaysia. She graduated in 2000 with a Bachelor of Forestry Science from University of Putra Malaysia. Tan has been a research and education officer in Penang Butterfly Farm. Her experience included work on nature education and recreational programming, butterfly sampling, butterfly host plant and breeding documentation as well as promoting butterfly conservation. Currently, she is a Wildlife Officer in the Department of Wildlife and National Parks, Peninsular Malaysia. Tan works as a coordinator to organize and manage the wildlife inventory programs as well as focus on mammals sampling. She also involves in in-house training programs for the wildlife inventory as well as developed a wildlife inventory management system to standardize the inventory requirements and measurements. Her aim is to be a leader and professional trainer in wildlife conservation to produce more conservationists for her nation.