Senior Full-Stack Engineer · Fintech & Digital Assets · Japan (Greater Tokyo)
Senior full-stack engineer with 9+ years of experience designing and shipping scalable platforms — from Go microservices to React/TypeScript frontends. Most recently at ADDX (MAS-regulated private market platform, Singapore), where I led architecture of a microservices-based investment platform, improved system scalability by 50%, and reduced bug rates by 40% through comprehensive testing practices. Recently completed a Graduate Certificate in Computer Science and AI at Monash University.
Languages
Frontend
Backend & Data
Infrastructure
- Regulated financial platforms — microservices-based investment platform on a MAS-licensed digital securities exchange
- Legacy modernisation — led migration of Ruby services to Go applying Domain-Driven Design for long-term maintainability
- Engineering quality — drove unit and integration testing culture, reducing production bug rates by 40%
- Team leadership — mentored junior engineers, increasing team productivity by 20% in an Agile environment
- High-availability infrastructure — AWS EKS, multi-environment CI/CD, SLA-critical financial services
I am actively exploring senior full-stack / backend roles.
Strong preference for fintech, infrastructure, developer tooling, or high-scale product companies.
Graduate Certificate in Computer Science, Monash University (2025–2026) · JLPT N5 in progress
