The Lab
Digital currencies and RWA adoption anytime, anywhere.
Financial inclusion, without borders.
Since 2017, we have been finding new ways to put blockchain technology to work for financial inclusion. At Pundi X, we want digital currencies to reach more people across more borders, and to become more useful to everyone who holds them.
Main Team Members
Team Pundi X operates globally with our HQ in Singapore.

Andreas Harpas
Andreas brings over 10 years of experience in blockchain community and partnership management. He joined Pundi X in 2017 and has spearheaded partner and community relations, focusing on cultivating potential partnerships for business development. Andreas received his Bio-Business M.Sc from Birkbeck University of London.

Constantin Papadimitriou (Kiki)
Kiki has over 23 years’ experience as founding CEO of two Indonesian fintech companies — Infinetworks and E2Pay. He has an M.Sc Computer Science (Purdue University) and B.Sc Computer Science (University of Tulsa). Pundi X is the founding member of Blockchain Association of Indonesia and Kiki is the treasurer for the association.


David Ben Kay
David has over 35 years of legal and tech experience. David is the president of Pundi AI and Pundi X’s Chief Legal Counsel. Prior he was Ethereum Foundation’s governing board member, General Counsel of Microsoft China, and Managing Partner of Denton Hall. David graduated JD from UCLA.

Indra Winarta
Indra joined Pundi X in 2017 as part of the first batch of employees and supported the company’s 2018 public fund raise. Prior to Pundi X, he was a management consultant at a subsidiary of DCI Indonesia, leading business process improvement work across finance and asset management in Southeast Asia. Indra graduated from Universitas Pelita Harapan in 2014 with a major in Applied Mathematics and Computer Science, receiving Best Graduate and Cum Laude honours. He served as an Indonesian delegate at the 2022 APEC Summit and sits on the Blockchain Committee of Asosiasi Blockchain Indonesia.

Lovely Halim
Lovely Halim joined Pundi X in 2017 and was Indonesia’s country manager prior to leading the finance department. She received her Bachelor of Professional Accounting from Holmes Institute in Sydney, Australia and an Associate Degree in Business Administration from Green River Community College in Seattle, Washington.

Nanna.H Tanaka
Nanna was involved in the logistics and markets field since the 1990s and contributed to Japan’s Internet penetration business at Sega CSK Group. As an engineer, he was involved in building SKnet’s interbank transaction and later worked in Japan’s second data center. Since 2016, Nanna has been exposed to Crypto Blockchain through writing for financial magazines. In addition, he was involved in the accounting and legal affairs of social contribution activities of a Tokyo-based NGO/NPO and has worked on the management team of an event that attracted 500,000 people.

Zac Cheah
Zac is the founder of Pundi X. He was an Erasmus Mundus scholar at Sweden’s KTH (M.Sc Computing) and Norway’s NTNU (M.Sc Security), and has worked at Opera as a lead developer evangelist and served at W3C as an interest group chair. Zac was awarded Top Ten Fintech Leader by Singapore Fintech Association in 2019.
Join Us
Want to change the world? We need you.
We maintain an open hiring process. We don’t post a fixed list of roles. If you think you belong here, tell us what you’d work on.