Hi, I'm James Wong, an innovative Senior Full-Stack Developer with over 8 years of experience building high-performance web and mobile applications, as well as blockchain-powered systems for Fortune 500 companies.

About

Hi, I’m James Wong, an innovative Senior Full-Stack Developer with over 8 years of experience building high-performance web and mobile applications, as well as blockchain-powered systems for Fortune 500 companies. I’m passionate about combining frontend, backend, and blockchain technologies with cloud-native DevOps to deliver scalable and efficient solutions.

I enjoy deploying production environments on cloud platforms, optimizing databases, integrating secure authentication systems, and driving user engagement through thoughtful features. I love tackling challenges in development and continuously learning new technologies to stay at the forefront of the industry.

  • Joined July 2025

Industry experience

  • Software & Internet
  • Gaming
  • Telecommunications
  • Financial Services
  • Media & Entertainment

Projects · 6

Simple example project using react flow

  • Front-End Developer

Chat GPT built using next.js + Google Bard

  • Developer

Slither game server which built by Java Spring Boot. More than 100 players can play at once.

  • Back-End Developer

Work experience· 5 roles

Full Stack Developer · Milly IncOct 2024 – Jun 2024

Deployed and managed production and staging environments on Google Cloud Platform (GCP) ensuring high availability and scalability. Optimized PostgreSQL databases for performance and reliability in high-traffic applications. Implemented Auth0 authentication in Next.js for secure user access and role-based permissions. Integrated i18n and DeepL API for real-time multilingual chat translations. Developed backend services to improve speed and implemented FCM push notifications for user engagement. Analyzed website traffic using Google Analytics and Data Studio to drive optimizations. Streamlined payment processing with Stripe integration, reducing checkout friction by 20%.

Full Stack Developer · Twilio IncAug 2022 – Aug 2024 · 2 yrs 1 mo

Developed modular web applications using Angular and Java Spring Boot, improving performance and scalability. Built RESTful APIs for seamless communication between front-end and back-end systems. Created responsive web interfaces using CSS, ensuring adherence to UI/UX best practices. Managed version control with Git, collaborating on code reviews. Implemented Agile development practices, ensuring timely delivery of project milestones.

Software Developer · RakutenFeb 2022 – Jun 2022 · 5 mos

Designed and implemented secure RESTful APIs to support blockchain-based systems. Collaborated with cross-functional teams to deliver user-friendly web applications integrating responsive CSS design. Utilized Git for version control and efficient collaboration.

Blockchain Developer · GMO Internet GroupJun 2020 – Nov 2021 · 1 yr 6 mos
Front-End Developer · NCS Pte. LtdOct 2018 – Mar 2020 · 1 yr 6 mos

Education

Bachelor’s degree · National University of Singapore2014 – 2018

Hire James Wong today

Post a job and invite James, or contact them directly. No hidden commission.

Post a job