Available for opportunities worldwide
Designing
I’m Jez (Rajesh Siburian), a Product Designer with 5 years of experience helping companies design enterprise platforms, financial systems, and digital infrastructure that drive durable competitive advantage.
5+
10
12+
Selected work
Government
Designing the correction flow for a national fiduciary
A six-step correction flow for Indonesia’s fiduciary registry, where the voucher a user buys decides what they can change.
B2B e-commerce
Leading design for a global branded merchandise platform
€100K+ in estimated development costs avoided through delegated B2B payments, automated VAT feedback, and seven-day inventory reservations.
Fintech
Eliminating trading anxiety for European retail savers
A calmer trading experience with a two-layer order flow, 15-second quote freeze, and explicit recovery states across web and mobile.
Recognition
Top Product Design
by Dribbble Select 2026
One of the top AI designson Figma Community
Selected by Framer to represent Indonesia at the Framer Singapore Meetup 2024