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I'm a web engineer with 6+ years of experience building scalable frontend applications using JavaScript/TypeScript, React, and Node.js. I enjoy turning complex requirements into clean, maintainable UI components and collaborating across product and design teams. I'm currently studying Japanese full-time in Japan on a Student Visa, and I'm working on mashiko-pottery.com, a multilingual e-commerce project with Next.js, TypeScript, Prisma, and Supabase.…I'm a web engineer with 6+ years of experience building scalable frontend applications using JavaScript/TypeScript, React, and Node.js. I enjoy turning complex requirements into clean, maintainable UI components and collaborating across product and design teams. I'm currently studying Japanese full-time in Japan on a Student Visa, and I'm working on mashiko-pottery.com, a multilingual e-commerce project with Next.js, TypeScript, Prisma, and Supabase.

Damien Teo Kok Siong

Front-End Developer, Web Developer, Full Stack Developer, +2

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I'm a web engineer with 6+ years of experience building scalable frontend applications using JavaScript/TypeScript, React, and Node.js. I enjoy turning complex requirements into clean, maintainable UI components and collaborating across product and design teams. I'm currently studying Japanese full-time in Japan on a Student Visa, and I'm working on mashiko-pottery.com, a multilingual e-commerce project with Next.js, TypeScript, Prisma, and Supabase.…I'm a web engineer with 6+ years of experience building scalable frontend applications using JavaScript/TypeScript, React, and Node.js. I enjoy turning complex requirements into clean, maintainable UI components and collaborating across product and design teams. I'm currently studying Japanese full-time in Japan on a Student Visa, and I'm working on mashiko-pottery.com, a multilingual e-commerce project with Next.js, TypeScript, Prisma, and Supabase.

Available to hire

I’m a web engineer with 6+ years of experience building scalable frontend applications using JavaScript/TypeScript, React, and Node.js. I enjoy turning complex requirements into clean, maintainable UI components and collaborating across product and design teams.

I’m currently studying Japanese full-time in Japan on a Student Visa, and I’m working on mashiko-pottery.com, a multilingual e-commerce project with Next.js, TypeScript, Prisma, and Supabase.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Chinese

Advanced

Japanese

Advanced

Work Experience

Frontend Engineer at Firerock Capital

November 1, 2022 - January 1, 2025

Developed a Web3 portal using React (TypeScript) with Next.js, integrating wallet connections and APIs. Built backend features with Node.js, Express, PostgreSQL for scalable data provisioning. Wrote proofs of concept in Solidity for governance and operations.

Frontend Engineer at Rate Pte Ltd

June 1, 2020 - November 1, 2022

Migrated internal ops site to Material UI + React-Hook-Form, improving maintainability and scalability. Updated React, TypeScript, Redux packages and refactored for modern React Hooks. Collaborated with backend/ops to design and release new features. Delivered production-ready components for React Native app used across Southeast Asia.

Junior Software Engineer at One X Tech

March 1, 2019 - June 1, 2020

Delivered production features for finance, e-commerce, and HR clients using React.js, Redux, GraphQL, and styled-components. Collaborated with clients to implement onboarding, reporting, and customer-facing modules under tight deadlines.

Investigation Officer at Singapore Police Force

November 1, 2015 - December 1, 2018

Investigated and prosecuted criminal offenses, managing evidence, witness interviews, and inter-agency coordination. Handled 150+ cases across Penal Code, Miscellaneous Offences, Immigration Act, and other statutes. Ensured compliance with legal standards and trial requirements.