Senior IT Application Developer - Micro Frontends

About the role

This is a senior IT Application Developer position focused on building and maintaining large-scale web applications and managing an ecosystem of 100+ Micro Frontends. The role covers architecture, performance, testing and CI/CD.

Key responsibilities

• Design, build and maintain scalable web applications with ReactJS, TypeScript, JavaScript (ES6+), HTML5 and CSS3.
• Architect and manage an ecosystem of 100+ Micro Frontends using Webpack Module Federation, including monorepo management, shared modules and cross-MFE navigation and data sharing.
• Manage multiple React MFE versions running concurrently within host applications.
• Implement state management with React Hooks, Redux and Context API.
• Optimize application speed through React performance techniques, dynamic caching and web server tuning (Nginx, IIS).
• Integrate RESTful APIs and third-party services.
• Write unit and integration tests with Jest, React Testing Library or similar.
• Work in CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps, GitLab CI/CD) and maintain version control with Git.

Required profile

• Bachelor's degree in Computer Science, Information Technology, Engineering or a related field.
• Total experience of 8 to 15 years, including 3 to 6 years designing, developing and implementing an ecosystem of 100+ Micro Frontends with Webpack Module Federation.

Required skills

• ReactJS, JavaScript (ES6+), TypeScript, HTML5, CSS3
• React Hooks, Redux, Context API
• Webpack Module Federation, monorepos
• React performance optimization, caching, Nginx and IIS tuning
• Jest, React Testing Library
• Jenkins, GitHub Actions, Azure DevOps, GitLab CI/CD, Git