Principal FrontEnd Engineer

SEARCH STAFFING SERVICES PTE. LTD.; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

A leading staffing services company in Singapore is seeking a highly experienced Principal Frontend Engineer. You will shape web and mobile interfaces, ensuring performance and scalability, while guiding engineering teams in implementing frontend technologies. The ideal candidate will have over 8 years of experience, deep expertise in JavaScript, React.js, React Native, and strong UI/UX understanding. Bilingual proficiency in English and Mandarin is preferred.

Qualifications

• Minimum 8 years of professional experience in frontend engineering for web and mobile platforms.
• Skilled in architecting and optimizing large-scale frontend systems.
• Strong understanding of UI/UX principles and ability to translate design intent into technical execution.

Responsibilities

• Develop scalable, modular frontend architectures for web and mobile products.
• Act as a subject-matter expert in frontend technologies, particularly React.js and React Native.
• Mentor and coach frontend engineers through technical discussions and design reviews.

Skills

JavaScript / TypeScript

React.js

React Native

Frontend architecture

Performance optimization

Bilingual in English and Mandarin

Education

Bachelor’s Degree in Computer Science or related fields

Tools

Next.js

Redux/Zustand

Expo

Job description

We are looking for a highly experienced Principal Frontend Engineer who will take a leading role in shaping the next generation of our web and mobile interfaces. This position involves setting the direction for frontend architecture, ensuring scalability, maintainability, and exceptional performance across multiple platforms.

You’ll be the go-to technical authority for frontend technologies, guiding engineering teams, defining coding standards, and helping to build a world-class user experience. The ideal candidate is a seasoned developer who enjoys solving complex technical challenges and thrives in an environment that values craftsmanship, performance, and innovation.

Responsibilities

1. System Architecture & Design

• Develop scalable, modular frontend architectures across web and mobile products.
• Ensure performance, responsiveness, and consistent UI behavior across multiple browsers and devices.
• Drive the evolution of reusable design components and front-end frameworks.

2. Technical Direction & Standards

• Act as a subject-matter expert in frontend technologies, particularly React.js and React Native.
• Review and refine architectural decisions, code quality, and performance benchmarks.
• Define and enforce best practices for testing, CI/CD, and code deployment pipelines.

3. Collaboration & Leadership

• Partner with product managers, designers, and backend engineers to deliver well-integrated solutions.
• Mentor and coach frontend engineers through technical discussions, design reviews, and pair programming.
• Lead initiatives that improve frontend engineering efficiency and knowledge sharing.

4. Innovation & Continuous Improvement

• Explore and evaluate emerging technologies and frameworks to improve development workflows.
• Contribute to the development of internal design systems and component libraries.
• Establish strong foundations for accessibility, usability, and maintainability from day one.

Qualifications

• Bachelor’s Degree in Computer Science, Software Engineering, Information Technology, or equivalent.
• Minimum 8 years of professional experience in frontend engineering for both web and mobile platforms.
• Deep expertise in JavaScript / TypeScript, React.js, React Native, and related frameworks (Next.js, Redux/Zustand, Expo).
• Skilled in architecting and optimizing large-scale frontend systems — including cross-platform integration, modular UI design, and performance optimization.
• Experience setting up frontend pipelines, CI/CD automation, design system governance, and performance monitoring frameworks.
• Strong understanding of UI/UX principles and ability to translate design intent into technical execution.
• Bilingual proficiency in English and Mandarin is preferred to effectively collaborate with Chinese-speaking stakeholders.

Preferred Attributes

• Strategic thinker with the ability to align engineering work with business objectives.
• Advocates for clean code, testability, and long-term maintainability.
• Excellent communicator capable of explaining complex frontend concepts in simple terms.
• Collaborative mindset — able to drive initiatives across teams and departments.
• Passionate about staying ahead of modern UI frameworks, web standards, and mobile technologies.

Interested applicants, kindly forward a copy of your updated resume in WORD document to [e-mail] stating your current and expected remuneration together with notice period required by current employer.

EA No: 12C6254 | EA Personnel Registration No: R1879665