Technical Lead (ReactJS, JavaScript (ES6+), TypeScript, HTML5, and CSS3)

EXASOFT PTE. LTD.; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A leading tech company in Singapore is looking for an experienced Front-End Developer specializing in ReactJS. The candidate should have over 9 years of experience and be proficient in JavaScript, TypeScript, HTML5, and CSS3. Responsibilities include leading the design of high-performance applications, collaborating with cross-functional teams, and mentoring junior developers. This role offers a vibrant workplace focused on innovation and quality standards.

Qualifications

• 9 years of overall experience with 5+ years in front-end development using ReactJS.
• Strong expertise in JavaScript (ES6+), TypeScript, HTML5, and CSS3.
• 7-8 years experience with Redux / Context API, hooks, and component-based architecture.

Responsibilities

• Lead the design and development of scalable, high-performance front-end applications using ReactJS.
• Define front-end architecture, coding standards, and best practices.
• Collaborate with product owners, UX/UI designers, and backend teams to translate business requirements into technical solutions.

Skills

JavaScript (ES6+)

ReactJS

TypeScript

HTML5

CSS3

Redux / Context API

Performance Optimization

Responsive Design

Accessibility Standards

Testing Frameworks (Jest, React Testing Library)

Tools

Webpack

Vite

Babel

Job description

Responsibilities:

• Lead the design and development of scalable, high-performance front-end applications using ReactJS.

• Define front-end architecture, coding standards, and best practices.

• Collaborate with product owners, UX/UI designers, and backend teams to translate business requirements into technical solutions.

• Perform code reviews, ensure quality, performance, and security standards.

• Mentor and guide front-end developers, providing technical leadership and support.

• Drive application optimization for speed, scalability, and cross-browser compatibility.

• Participate in sprint planning, estimations, and technical decision-making.

• Troubleshoot complex UI issues and ensure timely delivery of features.

Requirements:

• 9 years of overall experience with 5+ years in front-end development using ReactJS.

• Strong expertise in JavaScript (ES6+), TypeScript, HTML5, and CSS3.

• 7-8 years with Redux / Context API, hooks, and component-based architecture.

• Experience integrating RESTful APIs and working closely with backend services.

• Good understanding of performance optimization, responsive design, and accessibility standards.

• Familiarity with modern build tools (Webpack, Vite, Babel) and CI/CD pipelines.

• Experience with testing frameworks like Jest, React Testing Library, or similar.