In 2014, he was a lecturer in UTAS and affiliated with the Human Interaction Technology Lab of Australia. He received his PhD from the CS Dept at NUS in 2011. Zhifeng was the only recipient of the Best PhD Thesis Award in School of Computing. He was the winner of the Singapore IDA (Infocomm Development Authority) gold medal and prize. He has got five Best Paper Award Nominations in the past, including IEEE ICDE09, CIKM14, DASFAA12, ER14 and ASONAM13. In the last seven years, he has been committing himself to the task of "how to make data usable". He has published over 50 research papers, many of which are in prestigious big data conferences such as ACM SIGMOD, VLDB, IEEE ICDE, ACM SIGIR, CIKM, as well as top journals such as VLDB Journal, IEEE TKDE and IEEE TIP. His H-index is 10 and has a citation of 700.