Dr Koh N.K. is the founder of FinTech Academy which spearheads talent development programmes and certifications for fintech in Singapore, and Advisor to the Institute of Blockchain, Singapore, which offers certification courses in blockchain. She is also co-author of Singapore: The Fintech Nation (2020). 

Dr Koh was adviser to the NTU Investment Interactive Club (NTU-IIC) at the National Institute of Education, Nanyang Technological University, where she initiated financial literacy programmes and education activities for undergraduates and educators. She was also the chair of Citi-NIE Financial Literacy Hub for Teachers.