Jin is a lecturer on health policy and systems research at the Center for Health Development Studies, Peking University. Jin earned his PhD at the London School of Hygiene & Tropical Medicine. He is mainly interested in studying how to strengthen primary care as a crucial platform for health equity improvement. He has published various papers in well-recognized journals like BMJ, Social Science & Medicine, and Health Policy & Planning. His work also involves transferring knowledge about health systems strengthening for China and other low- and middle-income countries.

Jin was the inaugural board member of Emerging Voices for Global Health, representing young researchers and actors from the Western Pacific Region.