Donald is the CEO of MDI Ventures, Telkom's Corporate VC, focused on generating capital gains from tech investments while connecting startup innovations with opportunities in Indonesia's SOE ecosystem. Donald is also the Vice Chairman of Amvesindo, Indonesia‘s Venture Capital Association, and Board Member of the Nexticorn Foundation to promote tech startups of Indonesia to global venture capitals.

Prior to MDI, Donald was a Partner at Convergence Ventures (now AC Ventures) and was CTO at Principia Management Group. He holds a Bachelor's degree in Electrical Engineering and Computer Science from the University of California and a Master's degree in Computer Science from Cornell University.