ReactJS Developer

HI5 CONSULTING SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

HI5 Consulting Solutions Pte. Ltd. in Singapore seeks a senior frontend engineer to design and deliver scalable web apps using ReactJS, JavaScript (ES6+), and TypeScript.

You will build MFEs, manage module federation strategies, and integrate with REST APIs in a fast-paced environment. The role emphasizes performance tuning, modern tooling (Webpack, Nginx, CI/CD pipelines), and collaboration with backend teams.

Qualifications

• Proven experience with ReactJS, ES6+ and TypeScript.
• Strong knowledge of MFEs and Module Federation.
• Experience integrating with REST APIs and third-party services.
• Hands-on CI/CD implementation using popular tools.
• Proficient with Git and modern testing frameworks.

Skills

ReactJS

JavaScript

TypeScript

HTML5

CSS3

React Hooks

Redux

Context API

Micro Frontend

Module Federation

Performance optimization

REST APIs

CI/CD

Git

Testing

Tools

Webpack

Module Federation

Nginx

IIS

Jenkins

GitHub Actions

Azure DevOps

GitLab CI/CD

Jest

React Testing Library

Job description

Job Requirements :

Strong expertise inReactJS, JavaScript (ES6+), TypeScript, HTML5, and CSS3
Extensive experience withReact Hooks, Redux, Context API, and state management
Hands-on experience inMicro Frontend (MFE) architecture
Deep expertise inWebpack Module Federation, including:

• Managing 100+ Micro Frontends
• Monorepo management
• Shared module configuration across MFEs
• Navigation and data sharing between MFEs
• Managing multiple React MFE versions within host applications

Experience withReact performance optimizationanddynamic caching strategies
Strong experience integratingREST APIsand third-party applications
Performance tuning of web servers such asNginxandIIS
Experience withCI/CD pipelines(Jenkins, GitHub Actions, Azure DevOps, GitLab CI/CD)
Strong knowledge ofGitand version control
Experience withJest, React Testing Library, or similar testing frameworks