Oliver is the President of Universitas, and its immediate past CEO. He was the Executive Director of Charis Foundation, and prior to that, of the University Center Foundation. He was a faculty member at the Institute of Biology, College of Science, University of the Philippines-Diliman. He was an outstanding graduate awardee for his masters in microbiology, graduated cum laude in his law degree and was subsequently incorporated into the Integrated Bar of the Philippines. He was a finalist of the search for the Ten Outstanding Students of the Philippines (TOSP) and a fellow of the Philippine Young Leaders in Governance (PYLG) of the United Nations Development Program. He has written a couple of books touching upon nation building and dialogues with young people, and co-authored a leadership manual. In 2020, he obtained his Master of Laws degree cum laude at the Maastricht University in the Netherlands. He is an associate lawyer at Sy Selva Attorneys and Counselors-at-Law, and currently doing a PhD at the eLaw department of Leiden University.