Contract role in Singapore for a Senior Frontend/Full Stack Developer building responsive, high-performance web apps with ReactJS, Redux/Flux, Webpack, and Mocha/Jest testing, integrating REST APIs and shipping via CI/CD in cloud-native environments (Kubernetes, OpenShift, Docker, Cloud Foundry). Recruited through staffing firm PERSOL Singapore.
Senior Full Stack Developer ( Frontend Developer- React Js)
Open Position:
1
Location:
Singapore
Employment Type:
Contract
Role Overview
We are seeking an experienced Senior Full Stack Developer ( Frontend Developer- React Js)
Developer
to design and develop scalable, high-performance web applications within a cloud-native enterprise environment. The ideal candidate will have strong expertise in modern JavaScript frameworks, performance optimization, and DevOps-integrated frontend delivery.
This role requires close collaboration with backend engineers, DevOps teams, and business stakeholders to deliver highly available and production-ready applications.
Key Responsibilities
Design, develop, and maintain responsive web applications using
ReactJS .
Build reusable UI components and front-end libraries for scalability.
Implement modern state management using
Redux / Flux architecture .
Optimize applications for maximum speed, scalability, and performance.
Develop and maintain automated unit and integration tests using
Mocha and Jest .
Integrate frontend applications with RESTful APIs and microservices.
Collaborate with backend teams in cloud-native environments.
Participate in CI/CD pipelines and DevOps-driven release cycles.
Ensure cross-browser compatibility and mobile responsiveness.
Implement best practices in frontend security, accessibility, and coding standards.
Contribute to Agile ceremonies and technical design discussions.
Required Skills & Experience
Degree in IT, Computer Science, Engineering, or related discipline.
Minimum
8+ years of frontend development experience .
Strong expertise in:
JavaScript (ES6+)
HTML5 & CSS3
ReactJS
Redux / Flux
Webpack
Enzyme
Experience with performance testing frameworks such as:
Mocha
Jest
Experience building scalable, enterprise-grade web applications.
Experience working with REST APIs and backend integrations.
Cloud & DevOps Experience
Exposure to cloud-native platforms such as:
Kubernetes
OpenShift
Docker Enterprise
Cloud Foundry
Understanding of containers, build systems, and infrastructure automation.
Experience working in CI/CD environments.
Familiarity with Infrastructure-as-Code concepts is a plus.
Preferred Skills
Mobile application development experience (React Native preferred).
Experience building highly available production systems.
Exposure to monitoring and observability tools.
Experience in banking or financial services domain is an advantage.
Methodology
Strong experience in Agile / Scrum environments.
Understanding of DevOps engineering practices.
Strong problem-solving and communication skills.
PERSOL Singapore Pte Ltd • RCB No. 200007268E
50 Raffles Place, #07-01 Singapore Land Tower, Singapore 048623
EA License No. 01C4394 • JACOB TIJO •EA Registration No. R1113321
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