201 React jobs in Singapore

At least 5 yrs working exp focus on frontend development

• Strong hands-on experience in frontend development using React

• Extensive expertise in and practical experience in streamlining frontend system architecture and enhancing performance .

• Knowledge in e2e implementation with Cypress and behavior driven development framework will be advantageous.
• Strong software engineering, analytical and problem-solving skills.
• Good team player and communication skill.

Overview We are looking for a talented React Native Software Engineer to join our mobile development team. You will be responsible for designing and building high-quality mobile applications for both iOS and Android platforms, collaborating with cross-functional teams, and delivering seamless user experiences.

• Working Hours: Mon-Fri
• Working Location: Central
• Salary Package: Up to $6000 (basic) + AWS + VB

Key Responsibilities

• Develop, maintain, and enhance mobile applications using React Native.
• Collaborate with product managers, designers, and backend developers to define, design, and ship new features.
• Optimize applications for performance, scalability, and reliability across devices and platforms.
• Troubleshoot, debug, and resolve technical issues in mobile applications.
• Ensure best practices for code quality, testing, and deployment are followed.
• Contribute to the continuous improvement of development processes and mobile architecture.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• Proven experience in React Native development (2+ years preferred).
• Strong knowledge of JavaScript/TypeScript, mobile UI frameworks, and RESTful APIs.
• Familiarity with iOS and Android development, mobile app deployment, and app store submission.
• Experience with state management tools (Redux, MobX, Context API).
• Understanding of CI/CD pipelines for mobile apps.
• Strong problem-solving skills, attention to detail, and ability to work independently and in a team.

Nice to Have

• Experience with native module development for React Native.
• Familiarity with GraphQL, Firebase, or cloud services (AWS/Azure).
• Knowledge of automated testing frameworks for mobile applications.

Why Join Us?

• Opportunity to work on exciting mobile projects that impact users directly.
• Collaborative and innovative work environment.
• Career growth and exposure to cutting-edge mobile technologies.
• Competitive compensation and benefits package.

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec's Privacy Policy ). This authorizes us to:

• Contact you about potential opportunities.
• Delete personal data as it is not required at this application stage.

All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.  

Elane Yap Theng Yu- R

ScienTec Consulting Pte Ltd - 11C5781

Responsibilities

• Lead and mentor a team of React JS developers.
• Architect and develop high-quality web applications using React JS.
• Collaborate with designers, product managers, and other stakeholders.
• Ensure code quality and perform code reviews.
• Troubleshoot and debug application issues.
• Write and maintain technical documentation.

Qualifications

• Bachelor's degree in Computer Science or a related field.
• Proven experience as a React JS developer.
• Strong leadership and team management skills.
• Experience with state management libraries (e.g., Redux).

Skills

• React JS
• JavaScript
• HTML
• CSS
• Redux
• Git
• Webpack
• Babel
• RESTful APIs
• JavaScript Unit Testing (e.g., Jest)

We regret that only shortlisted candidates will be notified.

We’re looking for a skilled Frontend Engineer with strong expertise in React.js to design, build, and maintain scalable, high-performance user interfaces. You’ll work closely with product, QA, and DevOps teams to deliver seamless, responsive web applications in an agile environment.

• Design and develop responsive, accessible, and secure web applications with React.js and modern frontend practices.
• Collaborate with Product Managers and BAs to translate requirements into technical solutions.
• Work with QA to ensure test coverage and resolve defects promptly.
• Optimize application performance through techniques such as lazy loading, code splitting, and reducing re-renders.
• Integrate RESTful APIs, GraphQL, and WebSockets into frontend applications.
• Contribute to CI/CD pipelines and ensure smooth build, deployment, and release processes.
• Document technical decisions, maintain reusable components, and enforce best practices in frontend development.

• Degree/Diploma in Computer Science, IT, or related fields.
• 5-7 years of frontend experience
• Strong expertise in React.js and familiarity with Next.js (SSR/SSG a plus).
• Proficiency in JavaScript, TypeScript, HTML5, CSS3 .
• Experience with state management tools (Redux, Recoil, Zustand, MobX ).
• Skilled in modern UI libraries (Tailwind CSS, Material-UI, Chakra UI, Bootstrap).
• Experience with frontend build tools (Webpack, Vite, esbuild, Parcel ).
• Knowledge of frontend testing (Jest, React Testing Library, Playwright).
• Familiarity with Git workflows, Agile methods, and DevOps practices.
• Awareness of frontend security best practices and accessibility standards

Your new company

Be a part of a leading tech company, engaging with exciting new technologies.

Your new role

• Lead and mentor a team of React JS developers.
• Architect and develop high-quality web applications using React JS.
• Collaborate with designers, product managers, and other stakeholders.
• Ensure code quality and perform code reviews.
• Stay updated with the latest industry trends and best practices.
• Troubleshoot and debug application issues.
• Write and maintain technical documentation.

What you need

• At least 5years of experience as a React JS developer.
• Experience with state management libraries (e.g., Redux).
• Experience in JavaScript, RESTful API’s, JavaScript Unit Testing (e.g., Jest), Webpack, Git
• Experience of system development lifecycle (SDLC) methodologies.

What you'll get in return
This is an exciting opportunity to join a global company. You will be part of a dynamic team and you will be remunerated at market competitive rates.

What you need to do now

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or email for a confidential discussion.

Referrals are welcome.

EA Reg Number: R

EA License Number: 07C3924 | Company Registration No: D

Key Responsibilities

• Develop responsive, high-performance web applications using .
• Build and maintain Python-based services and APIs .
• Design and integrate RESTful APIs and microservices.
• Collaborate with cross-functional teams (design, QA, product, DevOps) in Agile sprints.
• Debug, test, and optimize applications for performance and scalability.
• Ensure clean, maintainable, and reusable code following industry best practices.

Required Skills

• 3–6 years of software development experience.
• Strong proficiency in (hooks, state management, Redux/Context API) .
• Hands-on experience in Python (Django/Flask/FastAPI preferred).
• Solid understanding of JavaScript (ES6+), HTML5, CSS3 .
• Experience with databases (SQL & NoSQL such as PostgreSQL, MySQL, MongoDB).
• Familiarity with Git, CI/CD pipelines, and cloud platforms (AWS, Azure, or GCP).

Strong problem-solving and communication skills.

• Designs and implements systems using a variety of languages (e.g., react, , REST API,API integration,Spring Boot, Micro Services etc.)

• Writes and executes complete testing plans, protocols, and documentation.

• Identifies and debugs and creates solutions for issues with code and integration into application architecture.

• Analyses designs to determine coding, programming, and integration activities required based on general objectives and knowledge of overall architecture of product or solution.

• Ensure delivery within tight timelines and meeting the team's expectations.

• Get involved in the entire lifecycle of the SDLC.

• Understand the requirements and ensure quality deliverables.

• Ensure quality and optimized coding with proper documentation.

• Develop unit plan and perform unit testing and provide continuously improved product experience.

• Provide in-depth engineering support (debugging, performance optimizations, etc.) during the rollout phase to customers.

• Collaborates and communicates with management, internal, and outsourced development partners regarding application design status, project progress, and issue resolution.

• Perform peer code review.

• Mentor and grow junior developers.

• Proactive, positive thinking and strong desire to build better software.

• Actively assist project team wherever required.

• Participate in technical design.

Technical Skills Requirements:

• At least 5-8 years of experience in developing various applications for production.
• Experienced in using clean code practices, and writing readable, maintainable code.
• Good understanding of end-to-end application architecture
• Delivered at least one large-scale project to production.
• Experienced in backend and/or frontend development.
• Solid knowledge in Java technology (Java 8 or Java 17, Spring Boot 3.0)
• Solid knowledge in Web technology (HTML5, JavaScript, CSS3, React, redux,Alpine JS)
• Experience in designing, mockup, developing the UI of websites and/or web applications.

A highly skilled web developer is required for a personal project involving advanced front-end development with React and integration of Web3 technologies. This is a single engagement with the potential for follow-up work, and the scope suggests long-term or ongoing collaboration. The role is fully remote with no on-site requirement, making it suitable for candidates based anywhere. The project involves building sophisticated web applications that combine modern UI/UX principles with blockchain functionality.

Responsibilities

• Develop and maintain responsive, high-performance web applications using React.
• Integrate Web3 technologies to enable blockchain connectivity and interactions.
• Collaborate on architectural decisions to ensure scalability and maintainability.
• Implement clean, reusable, and efficient code following industry best practices.
• Optimize applications for maximum performance across devices and browsers.
• Debug, troubleshoot, and resolve technical challenges quickly and effectively.
• Communicate progress clearly and align deliverables with project goals.

Skills and Requirements

• Strong professional experience with
  React
  , including hooks, state management, and component-driven architecture.
• Proven expertise in
  , , or similar libraries
  for blockchain interaction.
• Solid understanding of
  Ethereum, smart contracts, wallets, and DApps
  .
• Proficiency in modern JavaScript (ES6+), HTML5, and CSS3.
• Familiarity with TypeScript is highly desirable.
• Experience with REST APIs, GraphQL, and backend integration.
• Knowledge of UI/UX principles and ability to translate wireframes into functional applications.
• Strong problem-solving skills with a track record of delivering complex projects.
• Ability to work independently and communicate effectively in a remote setting.

About Twine

Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.

Our Mission

Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.

Dynamic One | Singapore | Full-Time

The Opportunity

Join a lean, high-impact team where you'll be the mobile architect for multiple applications simultaneously. As our Senior React Native Developer, you'll own the end-to-end mobile experience across a portfolio of apps—from personal productivity tools to innovative consumer applications.

This isn't a single-product role. You'll be working on 3-5 different mobile applications at various stages of development, giving you unprecedented variety and the chance to build expertise across multiple domains while working with cutting-edge AI integration.

What You'll Build

• Production-grade mobile applications across iOS and Android platforms
• AI-augmented interfaces that push the boundaries of mobile UX
• Personal productivity systems that solve real-world workflow challenges
• Consumer-facing apps with focus on intuitive, delightful user experiences
• Rapid prototypes that can evolve into scalable products

What Makes This Role Unique

Portfolio Approach: Instead of maintaining one large application, you'll architect and maintain multiple focused apps, each with distinct challenges and opportunities for innovation.

Direct Impact: Work directly with the founding team. Your decisions shape product direction, not just implementation.

Quality Focus: We build for production from day one. No throwaway code, no technical debt shortcuts.

AI Integration: Partner with our team to implement novel AI-human interface patterns using the latest tools and frameworks.

Technical Requirements

Must-Have:

• 5+ years React Native development experience
• Expert-level TypeScript and JavaScript proficiency
• Production experience with both iOS and Android deployment
• Strong understanding of mobile UI/UX principles
• Experience with state management (Redux, Zustand, or similar)
• Proficiency with native module integration when needed
• Solid testing practices (unit, integration, E2E)

Preferred:

• Experience with AI/ML integration in mobile apps
• Familiarity with design systems and component libraries
• Backend integration experience (REST APIs, GraphQL)
• Experience with app store optimization and deployment pipelines
• Knowledge of mobile performance optimization techniques

What We Offer

Compensation: SGD $100,000 annually Environment: Small team, big impact, direct access to decision-makers Growth: Work across multiple products = accelerated skill development Location: Singapore-based, fully remote Benefits: Health insurance, professional development budget, latest equipment

Ideal Candidate

You're a senior developer who thrives on variety and wants to build multiple products rather than maintain legacy code. You appreciate quality craftsmanship but can move fast when needed. You're comfortable with ambiguity and excited about shaping mobile experiences in the age of AI.

Ready to architect the future of mobile applications?

Send your portfolio and a brief note about which type of mobile apps you're most excited to build.