Java Frontend Developer (React)

SAGL CONSULTING PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A consulting firm in Singapore is seeking a skilled Frontend Developer to build high-performance web applications. The ideal candidate should have strong expertise in React and JavaScript, alongside solid experience in state management with Redux or Context API. Responsibilities include developing responsive web applications and collaborating closely with backend, UX, and product teams to deliver quality features. This role is perfect for those passionate about creating scalable user interfaces.

Qualifications

• Strong experience with React, including hooks and functional components.
• Solid understanding of JavaScript fundamentals, including event loop, promises, closures, async/await.
• Hands-on experience with Redux or Context API.
• Experience with RTK Query or React Query.

Responsibilities

• Develop and maintain responsive web applications using React.
• Build reusable UI components with design systems.
• Implement efficient state management using Redux or React Context API.
• Integrate APIs and manage data fetching with RTK Query or React Query.
• Write clean, maintainable, and well-tested JavaScript code.
• Collaborate with backend, UX, and product teams.

Skills

React

JavaScript fundamentals

Redux

React Context API

RTK Query

React Query

UI design systems

Performance optimization

Job description

Job Summary

We are looking for a skilled Frontend Developer with strong expertise in React and JAVA to build scalable, high-performance web applications. The ideal candidate has solid JavaScript fundamentals, hands-on experience with modern React state management, and a strong understanding of design systems and frontend architecture.

Key Responsibilities

• Develop and maintain modern, responsive web applications using React
• Build reusable, scalable UI components using design systems (MUI or in-house systems)
• Implement efficient state management using Redux or React Context API
• Integrate APIs and manage data fetching using RTK Query or React Query
• Write clean, maintainable, and well-tested JavaScript code
• Collaborate closely with backend, UX, and product teams to deliver high-quality features
• Ensure application performance, scalability, and cross-browser compatibility

Required Skills & Experience

• Strong experience with React (hooks, functional components, best practices)
• Solid understanding of JavaScript fundamentals, including:
  • Event loop
  • Promises
  • Closures
  • Async/Await
• Hands-on experience with Redux and/or Context API
• Experience with RTK Query or React Query
• Strong knowledge of component-based architecture and UI design systems
• Good understanding of frontend performance optimization and debugging

Nice to Have (Optional)

• Experience working with monorepo setups (e.g., Nx)
• Understanding of micro-frontend architecture
• Basic knowledge of Module Federation
• Exposure to Web Components or iFrames