She is the co-founder and current CEO of Brilliant.org, an educational platform and online community that features problems and courses in mathematics, physics, quantitative finance, and computer science.
[2] She also co-founded edtech start-up Alltuition, which helped students find low-cost college loans and assisted with financial aid forms.
After studying mathematics for 3 years, Khim left the University of Chicago to start her own company, Alltuition, which sought to simplify the process of obtaining financial aid for students.
[5] Eventually, Khim and company received venture funding and decided to work on something else to expand education for students, which led to the creation of Brilliant.org.
[9][10] In 2022, Khim was one of four AAPI leaders highlighted by Apple and commented "We replaced a Victorian education system from 300 years ago with a fun, vibrant world.