About John
I am a Full-Stack and Blockchain Developer with a strong foundation in computer science and hands-on experience building complete web and Web3 solutions. I work across the full stack, developing modern, responsive frontends, scalable backend systems, secure APIs, and efficient databases. In blockchain development, I specialize in smart contracts, decentralized applications (DApps), wallet integrations, and Web3 protocols, with a strong focus on security, performance, and reliability. I combine technical depth with practical problem-solving to deliver high-quality, production-ready applications.
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- Nexlify SolutionsBlockchain DeveloperE-COMMERCEJune 2023 - August 2025 (2 years and 2 months)Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia• • Designed and deployed smart contracts on Ethereum, improving transaction transparency for clients in the logistics sector.• • Led a team of 5 developers to build a decentralized application (DApp) for supply chain tracking, reducing operational costs by 15%.• • Integrated Web3.js to connect frontend interfaces with blockchain networks, enhancing user interaction with DApps.
- TechBit,Senior Full stack DeveloperJuly 2021 - May 2023 (1 year and 10 months)George Town, PNG, Malaysia• • Developed and maintained full-stack applications using Node.js, React, and MongoDB for 10+ client projects.• • Led an Agile team of 6 developers, improving project delivery time by 25% through streamlined workflows.• • Designed RESTful APIs to integrate third-party services, enhancing application functionality for e-commerce platforms.• • Implemented CI/CD pipelines using Git and Docker, reducing deployment errors by 30%.• • Optimized database queries in MongoDB, improving application response time by 40% for high-traffic systems.
- Innovatech LabsJunior Front-End DeveloperNovember 2018 - June 2021 (2 years and 7 months)Johor Bahru, Johor, Malaysia• • Built responsive web interfaces using HTML, CSS, and JavaScript, improving user experience for 5 client websites.• • Collaborated with backend developers to integrate APIs, ensuring seamless data flow between frontend and backend systems.• • Utilized Angular to develop dynamic single-page applications, reducing page load times by 20%.• • Supported senior developers in debugging and resolving frontend issues, ensuring timely project delivery.
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Education
- Bachelor in Computer ScienceAsia Pacific University2017Bachelor in Computer Science