ReactJS Developer

HI5 ELITE PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

HI5 ELITE PTE. LTD. is seeking a senior frontend engineer with deep expertise in ReactJS, TypeScript, and MFE architecture. You will drive performance optimization, handle module federation, and integrate REST APIs and third-party services.

You will work with modern CI/CD pipelines, manage multiple MFEs in a large-scale frontend ecosystem, and ensure code quality with Jest and React Testing Library.

Qualifications

• Strong expertise in ReactJS, JavaScript (ES6+), TypeScript, HTML5, and CSS3
• Extensive experience with React Hooks, Redux, Context API, and state management
• Hands-on experience in Micro Frontend (MFE) architecture
• Deep expertise in Webpack 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 with React performance optimization and dynamic caching strategies
• Strong experience integrating REST APIs and third-party applications
• Performance tuning of web servers such as Nginx and IIS
• Experience with CI/CD pipelines (Jenkins, GitHub Actions, AzureDevOps, GitLab CI/CD)
• Strong knowledge of Git and version control
• Experience with Jest, React Testing Library, or similar testing framework.

Skills

ReactJS

JavaScript (ES6+)

TypeScript

HTML5

CSS3

React Hooks

Redux

Context API

State management

MFE architecture

Webpack Module Federation

Monorepo management

Shared module configuration

MFE versions management

Performance optimization

Caching strategies

REST APIs

Third-party integration

Nginx

IIS

CI/CD pipelines

Jenkins

GitHub Actions

Azure DevOps

GitLab CI/CD

Git

Jest

React Testing Library

Tools

Jenkins

GitHub Actions

Azure DevOps

GitLab CI/CD

Nginx

IIS

Monorepo tooling

Webpack

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 performanceoptimizationanddynamic caching strategies
• Strong experience integratingREST APIsand third-party applications
• Performance tuning of web servers such asNginxandIIS
• Experience withCI/CD pipelines(Jenkins, GitHub Actions, AzureDevOps, GitLab CI/CD)
• Strong knowledge ofGitand version control
• Experience withJest, React Testing Library, or similar testing framework.