Frontend Engineer: Modernize Legacy UIs with React

FPT Asia Pacific; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

FPT Asia Pacific in Singapore is seeking an experienced Frontend Developer to modernise legacy enterprise applications. The role focuses on migrating JSP-based interfaces to React Native or React and building modern, reusable UI components.

You will integrate frontend with backend services, ensure responsive design, support testing, and collaborate with backend teams throughout VIS and CGS modernization. The ideal candidate has at least 3 years of frontend experience and strong React skills.

Qualifications

• 3+ years of frontend development experience.
• Experience migrating JSP-based UIs to React Native or React.
• Strong JavaScript and component-based frontend skills.
• Experience integrating frontends with RESTful APIs.
• Familiarity with responsive UI design and frontend testing practices.

Responsibilities

• Modernise legacy JSP-based user interfaces using React Native or React.
• Develop reusable, responsive, and accessible frontend components.
• Implement frontend features based on functional and product requirements.
• Integrate frontend applications with RESTful APIs and backend services.
• Collaborate with backend developers for seamless system integration.
• Troubleshoot frontend issues and support UAT and defect resolution.
• Ensure frontend code quality and maintainability.

Skills

React Native

React

Legacy JSP migration

RESTful APIs

JavaScript

Frontend testing

Job description

FPT Asia Pacific in Singapore is seeking an experienced Frontend Developer to modernise legacy enterprise applications. The role focuses on migrating JSP-based interfaces to React Native or React and building modern, reusable UI components.

You will integrate frontend with backend services, ensure responsive design, support testing, and collaborate with backend teams throughout VIS and CGS modernization. The ideal candidate has at least 3 years of frontend experience and strong React skills.