Fullstack Developer (Java & React)

RAPSYS TECHNOLOGIES PTE. LTD. • singapore, singapore • Posted June 19, 2026

About the Role

Role: Fullstack Developer (Java & React)

Description:

Backend Java API

  • Design develop and maintain RESTful APIs using Java (eg Spring Boot, Spring MVC)
  • Implement business logic, data access layers and integrations with internal and external services
  • Ensure API performance, scalability, security and reliability
  • Write clean, maintainable and well-tested backend code, unit and integration tests
  • Participate in API design reviews and contribute to technical architecture decisions

Frontend React

  • Develop and maintain responsive web applications using React.js
  • Consume REST APIs and manage application state effectively
  • Build reusable UI components and ensure consistent user experience
  • Collaborate with UX/UI designers to translate designs into functional interfaces
  • Optimize frontend performance and browser compatibility

General...