Work History
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Developed a full-stack web application using React, TypeScript, and Java Spring Boot to manage utility connections (gas, electricity, and internet) for builders and customers, helping accelerate sales turnaround time.
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Designed and integrated secure authentication using Auth0 for login and password reset functionality, helping protect against brute-force attacks.
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Improved the design and UI/UX of customer login and registration forms to enhance accessibility and user experience.
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Worked on RESTful APIs using Java Spring Boot to manage and update Kafka events that trigger external CRM systems.
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Used Claude Code and Codex to navigate the codebase, understand existing functionality, and accelerate development. Also created custom skills, hooks, sub-agents, and rules for secure Agentic coding.
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Built a web-based Admin Console (React, Java Spring Boot, PostgreSQL) to manage
middleware APIs for the Enterprise Mobile Framework (EMF), enabling non-technical teams
to configure and test mobile app data without developer support.
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Provisioned and configured AWS infrastructure (EKS, S3, SNS, and RDS) for middleware APIs
supporting multi-market deployments across Asia.
- Worked with DevOps to implement Jenkins CI/CD pipelines for the EMF mobile platform,
enabling deployments to the Hong Kong market.
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Delivered a Proof of Concept (POC) integrating Ionic Capacitor plugins for push notifications across
Hybrid apps built with Angular and React in a micro frontend architecture.
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Integrated push notifications and biometric authentication into Hybrid apps (React/Next.js,
microservices) via EMF Capacitor plugins, supporting marketing campaigns and advisor
onboarding workflows.
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Developed a report module using React (JavaScript, HTML, CSS), PostgreSQL, and Java Spring Boot for an information system that
helps to extract live data for a recruitment web app.
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Added an uploading file facility to a file-service using Nodejs for a recruitment system to fasten the document uploading.
- Revamped the outdated tech stack from React to Next.js of a time tracking application and added an admin module.
- Worked with Azure cloud blob storage for file uploading.
- Collaborated with DevOps team to set up docker with Jenkins pipeline to automate the deployment of a web app.
- Developed the HRIS and Payroll modules such as the DTR forms using Angular (HTML, CSS, JavaScript).
- Changed the UI/UX of some forms in Personnel Information module and make it more user friendly.
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Added mobile and web responsiveness for Dashboard, Time and Attendance, Benefits, and Personnel Information module so it can
be used in different mobile devices.
- Created a Python script for quality assurance testing to all HRIS modules.
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Developed a new file application module using JavaScript, CSS, HTML, PHP, MySQL, and JQuery for requesting any document in the
HRIS system.
- Designed the UI/UX of Personnel Information, employee tables, and the color scheme of different features.