I am a Senior Software Engineer with over 5 years of experience building secure, high-performance web applications at scale. I specialize in modern frontend engineering using React and TypeScript, with a strong track record of delivering reliable user flows, optimizing performance, and collaborating effectively with cross-regional teams. My professional background includes leading frontend architecture and team leadership roles at Synapxe (big healthcare company), where I have contributed to healthcare payment processing and medication refill applications. I have also developed network system software in C++ for satellite communications, demonstrating versatility in both frontend and backend systems.…

Jega

I am a Senior Software Engineer with over 5 years of experience building secure, high-performance web applications at scale. I specialize in modern frontend engineering using React and TypeScript, with a strong track record of delivering reliable user flows, optimizing performance, and collaborating effectively with cross-regional teams. My professional background includes leading frontend architecture and team leadership roles at Synapxe (big healthcare company), where I have contributed to healthcare payment processing and medication refill applications. I have also developed network system software in C++ for satellite communications, demonstrating versatility in both frontend and backend systems.…

Available to hire

I am a Senior Software Engineer with over 5 years of experience building secure, high-performance web applications at scale. I specialize in modern frontend engineering using React and TypeScript, with a strong track record of delivering reliable user flows, optimizing performance, and collaborating effectively with cross-regional teams.

My professional background includes leading frontend architecture and team leadership roles at Synapxe (big healthcare company), where I have contributed to healthcare payment processing and medication refill applications. I have also developed network system software in C++ for satellite communications, demonstrating versatility in both frontend and backend systems.

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Skills

Experience Level

JavaScript
Expert
React JS
Expert
TypeScript
Expert
API
Expert
CSS
Expert
C++
Expert
Node.js
Expert
Tailwind
Expert

Language

English
Fluent

Work Experience

Senior Software Engineer & Team Lead at Synapxe
April 1, 2021 - Present
Led frontend architecture for a multi-service healthcare web app handling payments and patient transactions used by over 1,000 users daily. Built secure and stable payment flows integrated with external hardware like NTS UPO POS terminals, cash recyclers, and printers. Developed responsive, cross-browser UIs with React.js and TypeScript ensuring WCAG accessibility compliance. Implemented state management with Redux Saga and optimized API communication for reliability under high loads. Improved deployment and monitoring pipelines (CI/CD) to maintain high system availability. Mentored junior engineers, led PR reviews, maintaining over 95% code review approval rate.
Senior Frontend Developer at Synapxe
April 1, 2021 - Present
Migrated legacy payment and refill workflows into a modern React, TypeScript, and Tailwind CSS stack, improving performance by 30% and reducing production bugs by 40%. Delivered cross-platform UI components for web and mobile use, increasing development efficiency by 25%. Applied frontend performance optimizations such as code-splitting, lazy loading, and caching to improve user experience. Strengthened product reliability with automated testing using Jest, Playwright, and React Testing Library. Collaborated with design, QA, and backend teams to achieve customer satisfaction over 4.5/5.
Network System Software Developer at ST Engineering Electronics (Satellite Communications)
December 31, 2020 - August 26, 2025
Developed C++ network modules for satellite communication systems. Built data processing pipelines for GPS-driven Android applications supporting secure, real-time navigation for military-grade systems.

Education

Bachelor of Systems Engineering (Electromechanical Systems) - Honours with Distinction at Singapore Institute of Technology (SIT)
September 1, 2017 - April 30, 2021

Qualifications

Add your qualifications or awards here.

Industry Experience

Healthcare, Computers & Electronics, Software & Internet
    paper Hospital Self Service Kiosk

    ● Led frontend architecture for a multi-service healthcare web app processing
    payments and patient transactions, used by 1,000+ users daily.
    ● Built secure, stable payment flows integrated with external hardware (NETS UPOS
    terminals, cash recyclers, printers).
    ● Developed responsive, cross-browser UIs with React.js + TypeScript, ensuring
    accessibility (WCAG compliance).
    ● Implemented state management (Redux Saga) and optimized API communication for
    reliability under high loads.
    ● Improved deployment and monitoring pipelines (CI/CD) to ensure high system
    availability.
    ● Mentored junior engineers, led PR reviews, and maintained >95% code review
    approval rate.