Led front-end development for multi-enterprise-scale applications and internal dashboards using React, Angular, and modern UI standards; delivered fast, stable, and intuitive experiences for internal users; collaborated with product, design, and back-end teams to ensure scalable architecture and data-driven features.

Front-End Team Lead at Wiya Technologies / StarSystems

November 1, 2016 - March 1, 2020

Led a team of 3 junior front-end developers; provided mentorship, code reviews, and task delegation; built and maintained enterprise apps (e.g., HCCS and WiCLAIM) using modern frameworks; contributed to RPA solutions with UiPath; improved sprint velocity and cross-functional collaboration; acted as SCRUM Master.

Front-End / UI Developer at Singapore Barclays / Google / Continuum Media / Hewlett-Packard / Packard

April 1, 2011 - May 1, 2016

Worked across UI/UX design, front-end development, email marketing, and application testing in roles spanning consulting, corporate, publication media, and startup environments; gained exposure to enterprise-scale requirements and cross-functional teamwork.

Front-End / UI Developer (Remote) at Upwork (Remote)

January 1, 2009 - December 31, 2016

Delivered over 900+ hours across 44 front-end projects for global clients, ranging from startups to mid-sized businesses; specialized in WordPress customization, PSD-to-HTML, and responsive UI design; consistently received 5-star reviews and Top Rated Freelancer status for reliability and quality.

Senior Software Engineer (Frontend) at Petronas Digital Sdn Bhd

October 1, 2020 - December 1, 2025

Led frontend engineering for multiple enterprise-scale apps using React, Next.js, and Angular; architected reusable UI components, implemented performance optimizations, accessibility improvements, and responsive design; defined state management and asynchronous data handling; integrated frontend with RESTful APIs and data services; contributed to CI/CD, version control, and testing; mentored engineers and drove end-to-end frontend delivery from architecture to production-ready features.

Front-End Team Lead at Wiya Technologies Sdn Bhd

January 1, 2016 - December 1, 2020

Led a team of 3 junior frontend developers, provided mentorship, code reviews, and task prioritization in a startup environment; owned end-to-end frontend development for HCCS and WiClaim, building scalable applications from scratch and supporting production usage across internal/business users; collaborated with clients and stakeholders; contributed to RPA initiatives using UiPath and automation; sole frontend owner of the live chat platform (Talk M), responsible for feature development, maintenance, and cross-team integration.

Front-End Developer (Freelance) at Upwork (Freelance)

January 1, 2009 - January 1, 2016

Delivered remote frontend development services for 900+ hours across 44 projects for global clients, ranging from startups to SMEs; collaborated with international clients across time zones; consistently earned 5-star reviews and achieved Top Rated Freelancer status for reliability and communication.

Front-End Developer (Contract) at Barclays / Google / Continu EO Media / Hewlett-Packard (Various Roles)

January 1, 2011 - January 1, 2015

Delivered UI/UX design and frontend development, built internal systems and digital platforms, and contributed to cross-functional teams across consulting, media, and enterprise environments; collaborated with stakeholders to translate requirements into technical solutions; contributed to automation prototyping and UI improvements across multiple industries.