Senior Front-End Developer (React.js)

Luxoft; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

We are seeking a Senior Front-End Engineer to collaborate with cross-functional teams, including backend engineers, architects, UX designers, DevOps, and product owners, to build scalable, high-performance applications using modern engineering practices.

You will design and develop responsive React applications, implement Micro Frontend architectures for large-scale systems, integrate with REST APIs and microservices, and drive performance, accessibility, and user experience improvements in an

Qualifications

• 8+ years of frontend development experience.
• Strong proficiency in React.js.
• Good knowledge of TypeScript, HTML5, CSS3/SCSS.
• Experience consuming and integrating REST APIs.
• Familiarity with Git-based workflows.
• Good understanding of responsive and mobile-first design.

Responsibilities

• Design and develop responsive, reusable web applications using React.
• Develop and maintain Micro Frontend architectures for large-scale enterprise applications.
• Integrate front-end with REST APIs and backend microservices.
• Optimize application performance, accessibility, and UX.
• Participate in design, architecture reviews, and technical discussions.
• Write clean, testable code and support testing activities.
• Contribute to CI/CD pipelines and deployment automation.
• Participate in Agile ceremonies and code reviews.
• Troubleshoot production issues and provide ongoing support.

Skills

React.js

TypeScript

HTML5

CSS3 / SCSS

REST APIs

Git workflows

Responsive design

Agile/Scrum

Tools

Redux / Zustand

GraphQL

Node.js / Express / NestJS

Next.js

Docker

AWS / Azure

Job description

You will collaborate with cross-functional teams including backend engineers, architects, UX designers, DevOps engineers, and product owners to build scalable, high-performance applications using modern engineering practices and cloud technologies.

Responsibilities:

• Design and develop responsive, reusable, and maintainable web applications using React.
• Develop and maintain Micro Frontend (MFE) architectures for large-scale enterprise applications.
• Integrate front-end applications with RESTful APIs and backend microservices.
• Optimize application performance, accessibility, and overall user experience.
• Participate in application design, technical discussions, and architecture reviews.
• Write clean, testable, and maintainable code following industry best practices.
• Collaborate with QA teams to support automated and manual testing activities.
• Troubleshoot production issues and provide ongoing application support.
• Contribute to CI/CD pipelines and deployment automation.
• Participate in Agile ceremonies including sprint planning, daily standups, retrospectives, and code reviews.

Mandatory Skills Description:

• 8+ years of professional front-end development experience.
• Strong proficiency in React.js.
• Good knowledge of:
  • TypeScript
  • HTML5
  • CSS3 / SCSS
• Experience consuming and integrating REST APIs.
• Familiarity with Git-based development workflows.
• Good understanding of responsive and mobile-first design principles.
• Deep expertise in React ecosystem and component architecture.
• Strong understanding of front-end application performance optimization.
• Experience contributing to architecture and technical design decisions.
• Knowledge of CI/CD processes and deployment automation.
• Experience mentoring junior developers and conducting code reviews.
• Ability to lead development initiatives and drive technical improvements.
• Experience working in Agile/Scrum environments.
• Strong problem-solving and debugging skills.

Nice-to-Have Skills Description:

• Experience with:
  • Redux, Zustand, or similar state management libraries
  • GraphQL
  • Node.js, Express.js, or NestJS
  • Next.js
  • Vue.js or Angular
• Knowledge of containerization technologies such as Docker.
• Familiarity with cloud platforms including AWS and/or Azure.
• Understanding of microservices-based architectures.
• Experience working on banking, financial services, or other enterprise-scale systems.
• Exposure to DevOps and cloud-native development practices.